Home / 48,677.96-72,985.52-19,098.76

Finding the Fourth Proportional to 48,677.96, 72,985.52 and 19,098.76

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Solution

The fourth proportional to 48,677.96, 72,985.52 and 19,098.76 is: 28,635.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,677.96 : 72,985.52 = 19,098.76 : x
  2. Step 2: Convert to fraction form
    48,677.96/72,985.52 = 19,098.76/x
  3. Step 3: Cross multiply
    48,677.96x = 72,985.52 × 19,098.76
  4. Step 4: Simplify right side
    48,677.96x = 1,393,932,929.96
  5. Step 5: Solve for x
    x = 1,393,932,929.96/48,677.96
  6. Step 6: Final answer
    x = 28,635.81

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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.