Home / 38,966.27-53,773.46-21,061.22

Finding the Fourth Proportional to 38,966.27, 53,773.46 and 21,061.22

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Solution

The fourth proportional to 38,966.27, 53,773.46 and 21,061.22 is: 29,064.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,966.27 : 53,773.46 = 21,061.22 : x
  2. Step 2: Convert to fraction form
    38,966.27/53,773.46 = 21,061.22/x
  3. Step 3: Cross multiply
    38,966.27x = 53,773.46 × 21,061.22
  4. Step 4: Simplify right side
    38,966.27x = 1,132,534,416.92
  5. Step 5: Solve for x
    x = 1,132,534,416.92/38,966.27
  6. Step 6: Final answer
    x = 29,064.48

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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.