Home / 28,539.12-39,374.38-16,592.70

Finding the Fourth Proportional to 28,539.12, 39,374.38 and 16,592.70

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Solution

The fourth proportional to 28,539.12, 39,374.38 and 16,592.70 is: 22,892.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,539.12 : 39,374.38 = 16,592.70 : x
  2. Step 2: Convert to fraction form
    28,539.12/39,374.38 = 16,592.70/x
  3. Step 3: Cross multiply
    28,539.12x = 39,374.38 × 16,592.70
  4. Step 4: Simplify right side
    28,539.12x = 653,327,275.03
  5. Step 5: Solve for x
    x = 653,327,275.03/28,539.12
  6. Step 6: Final answer
    x = 22,892.34

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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.