Home / 21,565.48-32,337.99-7,523.80

Finding the Fourth Proportional to 21,565.48, 32,337.99 and 7,523.80

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Solution

The fourth proportional to 21,565.48, 32,337.99 and 7,523.80 is: 11,282.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,565.48 : 32,337.99 = 7,523.80 : x
  2. Step 2: Convert to fraction form
    21,565.48/32,337.99 = 7,523.80/x
  3. Step 3: Cross multiply
    21,565.48x = 32,337.99 × 7,523.80
  4. Step 4: Simplify right side
    21,565.48x = 243,304,569.16
  5. Step 5: Solve for x
    x = 243,304,569.16/21,565.48
  6. Step 6: Final answer
    x = 11,282.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.