Home / 38,444.60-53,056.14-21,451.88

Finding the Fourth Proportional to 38,444.60, 53,056.14 and 21,451.88

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Solution

The fourth proportional to 38,444.60, 53,056.14 and 21,451.88 is: 29,605.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,444.60 : 53,056.14 = 21,451.88 : x
  2. Step 2: Convert to fraction form
    38,444.60/53,056.14 = 21,451.88/x
  3. Step 3: Cross multiply
    38,444.60x = 53,056.14 × 21,451.88
  4. Step 4: Simplify right side
    38,444.60x = 1,138,153,948.54
  5. Step 5: Solve for x
    x = 1,138,153,948.54/38,444.60
  6. Step 6: Final answer
    x = 29,605.04

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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.