Home / 48,026.28-72,040.14-21,731.88

Finding the Fourth Proportional to 48,026.28, 72,040.14 and 21,731.88

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Solution

The fourth proportional to 48,026.28, 72,040.14 and 21,731.88 is: 32,598.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,026.28 : 72,040.14 = 21,731.88 : x
  2. Step 2: Convert to fraction form
    48,026.28/72,040.14 = 21,731.88/x
  3. Step 3: Cross multiply
    48,026.28x = 72,040.14 × 21,731.88
  4. Step 4: Simplify right side
    48,026.28x = 1,565,567,677.66
  5. Step 5: Solve for x
    x = 1,565,567,677.66/48,026.28
  6. Step 6: Final answer
    x = 32,598.15

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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.