Home / 31,931.52-44,065.50-17,784.36

Finding the Fourth Proportional to 31,931.52, 44,065.50 and 17,784.36

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Solution

The fourth proportional to 31,931.52, 44,065.50 and 17,784.36 is: 24,542.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,931.52 : 44,065.50 = 17,784.36 : x
  2. Step 2: Convert to fraction form
    31,931.52/44,065.50 = 17,784.36/x
  3. Step 3: Cross multiply
    31,931.52x = 44,065.50 × 17,784.36
  4. Step 4: Simplify right side
    31,931.52x = 783,676,715.58
  5. Step 5: Solve for x
    x = 783,676,715.58/31,931.52
  6. Step 6: Final answer
    x = 24,542.42

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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.