Home / 38,721.38-58,075.11-10,258.52

Finding the Fourth Proportional to 38,721.38, 58,075.11 and 10,258.52

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Solution

The fourth proportional to 38,721.38, 58,075.11 and 10,258.52 is: 15,385.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,721.38 : 58,075.11 = 10,258.52 : x
  2. Step 2: Convert to fraction form
    38,721.38/58,075.11 = 10,258.52/x
  3. Step 3: Cross multiply
    38,721.38x = 58,075.11 × 10,258.52
  4. Step 4: Simplify right side
    38,721.38x = 595,764,387.06
  5. Step 5: Solve for x
    x = 595,764,387.06/38,721.38
  6. Step 6: Final answer
    x = 15,385.93

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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.