Home / 39,349.14-54,301.62-21,444.90

Finding the Fourth Proportional to 39,349.14, 54,301.62 and 21,444.90

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Solution

The fourth proportional to 39,349.14, 54,301.62 and 21,444.90 is: 29,593.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,349.14 : 54,301.62 = 21,444.90 : x
  2. Step 2: Convert to fraction form
    39,349.14/54,301.62 = 21,444.90/x
  3. Step 3: Cross multiply
    39,349.14x = 54,301.62 × 21,444.90
  4. Step 4: Simplify right side
    39,349.14x = 1,164,492,812.03
  5. Step 5: Solve for x
    x = 1,164,492,812.03/39,349.14
  6. Step 6: Final answer
    x = 29,593.86

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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.