Home / 38,425.18-53,030.25-23,321.71

Finding the Fourth Proportional to 38,425.18, 53,030.25 and 23,321.71

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Solution

The fourth proportional to 38,425.18, 53,030.25 and 23,321.71 is: 32,186.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,425.18 : 53,030.25 = 23,321.71 : x
  2. Step 2: Convert to fraction form
    38,425.18/53,030.25 = 23,321.71/x
  3. Step 3: Cross multiply
    38,425.18x = 53,030.25 × 23,321.71
  4. Step 4: Simplify right side
    38,425.18x = 1,236,756,111.73
  5. Step 5: Solve for x
    x = 1,236,756,111.73/38,425.18
  6. Step 6: Final answer
    x = 32,186.09

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Similar ratio
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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.