Home / 38,963.20-58,443.52-15,583.36

Finding the Fourth Proportional to 38,963.20, 58,443.52 and 15,583.36

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Solution

The fourth proportional to 38,963.20, 58,443.52 and 15,583.36 is: 23,374.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.20 : 58,443.52 = 15,583.36 : x
  2. Step 2: Convert to fraction form
    38,963.20/58,443.52 = 15,583.36/x
  3. Step 3: Cross multiply
    38,963.20x = 58,443.52 × 15,583.36
  4. Step 4: Simplify right side
    38,963.20x = 910,746,411.83
  5. Step 5: Solve for x
    x = 910,746,411.83/38,963.20
  6. Step 6: Final answer
    x = 23,374.53

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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.