Home / 48,122.27-72,187.05-13,064.66

Finding the Fourth Proportional to 48,122.27, 72,187.05 and 13,064.66

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Solution

The fourth proportional to 48,122.27, 72,187.05 and 13,064.66 is: 19,597.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,122.27 : 72,187.05 = 13,064.66 : x
  2. Step 2: Convert to fraction form
    48,122.27/72,187.05 = 13,064.66/x
  3. Step 3: Cross multiply
    48,122.27x = 72,187.05 × 13,064.66
  4. Step 4: Simplify right side
    48,122.27x = 943,099,264.65
  5. Step 5: Solve for x
    x = 943,099,264.65/48,122.27
  6. Step 6: Final answer
    x = 19,597.98

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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.