Home / 19,526.43-29,247.12-10,138.13

Finding the Fourth Proportional to 19,526.43, 29,247.12 and 10,138.13

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Solution

The fourth proportional to 19,526.43, 29,247.12 and 10,138.13 is: 15,185.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,526.43 : 29,247.12 = 10,138.13 : x
  2. Step 2: Convert to fraction form
    19,526.43/29,247.12 = 10,138.13/x
  3. Step 3: Cross multiply
    19,526.43x = 29,247.12 × 10,138.13
  4. Step 4: Simplify right side
    19,526.43x = 296,511,068.13
  5. Step 5: Solve for x
    x = 296,511,068.13/19,526.43
  6. Step 6: Final answer
    x = 15,185.11

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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.