Home / 15,535.27-21,441.14-9,251.29

Finding the Fourth Proportional to 15,535.27, 21,441.14 and 9,251.29

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Solution

The fourth proportional to 15,535.27, 21,441.14 and 9,251.29 is: 12,768.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,535.27 : 21,441.14 = 9,251.29 : x
  2. Step 2: Convert to fraction form
    15,535.27/21,441.14 = 9,251.29/x
  3. Step 3: Cross multiply
    15,535.27x = 21,441.14 × 9,251.29
  4. Step 4: Simplify right side
    15,535.27x = 198,358,204.07
  5. Step 5: Solve for x
    x = 198,358,204.07/15,535.27
  6. Step 6: Final answer
    x = 12,768.25

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Half scale
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Double scale
Find fourth proportional to 15,536.27, 21,442.52 and 9,252.29
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.