Home / 48,623.10-72,928.17-13,559.82

Finding the Fourth Proportional to 48,623.10, 72,928.17 and 13,559.82

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Solution

The fourth proportional to 48,623.10, 72,928.17 and 13,559.82 is: 20,337.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,623.10 : 72,928.17 = 13,559.82 : x
  2. Step 2: Convert to fraction form
    48,623.10/72,928.17 = 13,559.82/x
  3. Step 3: Cross multiply
    48,623.10x = 72,928.17 × 13,559.82
  4. Step 4: Simplify right side
    48,623.10x = 988,892,858.13
  5. Step 5: Solve for x
    x = 988,892,858.13/48,623.10
  6. Step 6: Final answer
    x = 20,337.92

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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.