Home / 17,338.29-23,920.88-9,783.69

Finding the Fourth Proportional to 17,338.29, 23,920.88 and 9,783.69

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Solution

The fourth proportional to 17,338.29, 23,920.88 and 9,783.69 is: 13,498.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,338.29 : 23,920.88 = 9,783.69 : x
  2. Step 2: Convert to fraction form
    17,338.29/23,920.88 = 9,783.69/x
  3. Step 3: Cross multiply
    17,338.29x = 23,920.88 × 9,783.69
  4. Step 4: Simplify right side
    17,338.29x = 234,034,474.45
  5. Step 5: Solve for x
    x = 234,034,474.45/17,338.29
  6. Step 6: Final answer
    x = 13,498.13

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Half scale
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Double scale
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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.