Home / 48,139.80-72,237.30-25,953.08

Finding the Fourth Proportional to 48,139.80, 72,237.30 and 25,953.08

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Solution

The fourth proportional to 48,139.80, 72,237.30 and 25,953.08 is: 38,944.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,139.80 : 72,237.30 = 25,953.08 : x
  2. Step 2: Convert to fraction form
    48,139.80/72,237.30 = 25,953.08/x
  3. Step 3: Cross multiply
    48,139.80x = 72,237.30 × 25,953.08
  4. Step 4: Simplify right side
    48,139.80x = 1,874,780,425.88
  5. Step 5: Solve for x
    x = 1,874,780,425.88/48,139.80
  6. Step 6: Final answer
    x = 38,944.50

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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.