Home / 38,583.78-57,875.28-29,280.93

Finding the Fourth Proportional to 38,583.78, 57,875.28 and 29,280.93

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Solution

The fourth proportional to 38,583.78, 57,875.28 and 29,280.93 is: 43,921.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,583.78 : 57,875.28 = 29,280.93 : x
  2. Step 2: Convert to fraction form
    38,583.78/57,875.28 = 29,280.93/x
  3. Step 3: Cross multiply
    38,583.78x = 57,875.28 × 29,280.93
  4. Step 4: Simplify right side
    38,583.78x = 1,694,642,022.41
  5. Step 5: Solve for x
    x = 1,694,642,022.41/38,583.78
  6. Step 6: Final answer
    x = 43,921.10

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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.