Home / 28,432.08-39,244.07-16,499.25

Finding the Fourth Proportional to 28,432.08, 39,244.07 and 16,499.25

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Solution

The fourth proportional to 28,432.08, 39,244.07 and 16,499.25 is: 22,773.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,432.08 : 39,244.07 = 16,499.25 : x
  2. Step 2: Convert to fraction form
    28,432.08/39,244.07 = 16,499.25/x
  3. Step 3: Cross multiply
    28,432.08x = 39,244.07 × 16,499.25
  4. Step 4: Simplify right side
    28,432.08x = 647,497,763.20
  5. Step 5: Solve for x
    x = 647,497,763.20/28,432.08
  6. Step 6: Final answer
    x = 22,773.49

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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.