Home / 48,497.45-72,747.32-13,437.41

Finding the Fourth Proportional to 48,497.45, 72,747.32 and 13,437.41

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Solution

The fourth proportional to 48,497.45, 72,747.32 and 13,437.41 is: 20,156.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,497.45 : 72,747.32 = 13,437.41 : x
  2. Step 2: Convert to fraction form
    48,497.45/72,747.32 = 13,437.41/x
  3. Step 3: Cross multiply
    48,497.45x = 72,747.32 × 13,437.41
  4. Step 4: Simplify right side
    48,497.45x = 977,535,134.32
  5. Step 5: Solve for x
    x = 977,535,134.32/48,497.45
  6. Step 6: Final answer
    x = 20,156.43

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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.