Home / 25,337.48-35,006.40-21,600.16

Finding the Fourth Proportional to 25,337.48, 35,006.40 and 21,600.16

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Solution

The fourth proportional to 25,337.48, 35,006.40 and 21,600.16 is: 29,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,337.48 : 35,006.40 = 21,600.16 : x
  2. Step 2: Convert to fraction form
    25,337.48/35,006.40 = 21,600.16/x
  3. Step 3: Cross multiply
    25,337.48x = 35,006.40 × 21,600.16
  4. Step 4: Simplify right side
    25,337.48x = 756,143,841.02
  5. Step 5: Solve for x
    x = 756,143,841.02/25,337.48
  6. Step 6: Final answer
    x = 29,842.90

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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.