Home / 15,955.99-22,017.35-9,240.68

Finding the Fourth Proportional to 15,955.99, 22,017.35 and 9,240.68

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Solution

The fourth proportional to 15,955.99, 22,017.35 and 9,240.68 is: 12,751.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,955.99 : 22,017.35 = 9,240.68 : x
  2. Step 2: Convert to fraction form
    15,955.99/22,017.35 = 9,240.68/x
  3. Step 3: Cross multiply
    15,955.99x = 22,017.35 × 9,240.68
  4. Step 4: Simplify right side
    15,955.99x = 203,455,363.94
  5. Step 5: Solve for x
    x = 203,455,363.94/15,955.99
  6. Step 6: Final answer
    x = 12,751.04

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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.