Home / 28,732.52-39,646.26-16,156.52

Finding the Fourth Proportional to 28,732.52, 39,646.26 and 16,156.52

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Solution

The fourth proportional to 28,732.52, 39,646.26 and 16,156.52 is: 22,293.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,732.52 : 39,646.26 = 16,156.52 : x
  2. Step 2: Convert to fraction form
    28,732.52/39,646.26 = 16,156.52/x
  3. Step 3: Cross multiply
    28,732.52x = 39,646.26 × 16,156.52
  4. Step 4: Simplify right side
    28,732.52x = 640,545,592.62
  5. Step 5: Solve for x
    x = 640,545,592.62/28,732.52
  6. Step 6: Final answer
    x = 22,293.40

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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.