Home / 35,916.27-49,562.10-20,807.70

Finding the Fourth Proportional to 35,916.27, 49,562.10 and 20,807.70

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Solution

The fourth proportional to 35,916.27, 49,562.10 and 20,807.70 is: 28,713.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,916.27 : 49,562.10 = 20,807.70 : x
  2. Step 2: Convert to fraction form
    35,916.27/49,562.10 = 20,807.70/x
  3. Step 3: Cross multiply
    35,916.27x = 49,562.10 × 20,807.70
  4. Step 4: Simplify right side
    35,916.27x = 1,031,273,308.17
  5. Step 5: Solve for x
    x = 1,031,273,308.17/35,916.27
  6. Step 6: Final answer
    x = 28,713.26

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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.