Home / 15,550.53-21,460.14-9,586.14

Finding the Fourth Proportional to 15,550.53, 21,460.14 and 9,586.14

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Solution

The fourth proportional to 15,550.53, 21,460.14 and 9,586.14 is: 13,229.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,550.53 : 21,460.14 = 9,586.14 : x
  2. Step 2: Convert to fraction form
    15,550.53/21,460.14 = 9,586.14/x
  3. Step 3: Cross multiply
    15,550.53x = 21,460.14 × 9,586.14
  4. Step 4: Simplify right side
    15,550.53x = 205,719,906.46
  5. Step 5: Solve for x
    x = 205,719,906.46/15,550.53
  6. Step 6: Final answer
    x = 13,229.13

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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.