Home / 25,132.50-34,720.11-16,538.94

Finding the Fourth Proportional to 25,132.50, 34,720.11 and 16,538.94

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Solution

The fourth proportional to 25,132.50, 34,720.11 and 16,538.94 is: 22,848.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,132.50 : 34,720.11 = 16,538.94 : x
  2. Step 2: Convert to fraction form
    25,132.50/34,720.11 = 16,538.94/x
  3. Step 3: Cross multiply
    25,132.50x = 34,720.11 × 16,538.94
  4. Step 4: Simplify right side
    25,132.50x = 574,233,816.08
  5. Step 5: Solve for x
    x = 574,233,816.08/25,132.50
  6. Step 6: Final answer
    x = 22,848.26

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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.