Home / 19,522.20-29,266.02-9,131.16

Finding the Fourth Proportional to 19,522.20, 29,266.02 and 9,131.16

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Solution

The fourth proportional to 19,522.20, 29,266.02 and 9,131.16 is: 13,688.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,522.20 : 29,266.02 = 9,131.16 : x
  2. Step 2: Convert to fraction form
    19,522.20/29,266.02 = 9,131.16/x
  3. Step 3: Cross multiply
    19,522.20x = 29,266.02 × 9,131.16
  4. Step 4: Simplify right side
    19,522.20x = 267,232,711.18
  5. Step 5: Solve for x
    x = 267,232,711.18/19,522.20
  6. Step 6: Final answer
    x = 13,688.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.