Home / 34,172.28-47,162.66-20,024.82

Finding the Fourth Proportional to 34,172.28, 47,162.66 and 20,024.82

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Solution

The fourth proportional to 34,172.28, 47,162.66 and 20,024.82 is: 27,637.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,172.28 : 47,162.66 = 20,024.82 : x
  2. Step 2: Convert to fraction form
    34,172.28/47,162.66 = 20,024.82/x
  3. Step 3: Cross multiply
    34,172.28x = 47,162.66 × 20,024.82
  4. Step 4: Simplify right side
    34,172.28x = 944,423,677.10
  5. Step 5: Solve for x
    x = 944,423,677.10/34,172.28
  6. Step 6: Final answer
    x = 27,637.13

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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.