Home / 32,655.15-48,981.78-19,418.94

Finding the Fourth Proportional to 32,655.15, 48,981.78 and 19,418.94

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Solution

The fourth proportional to 32,655.15, 48,981.78 and 19,418.94 is: 29,127.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,655.15 : 48,981.78 = 19,418.94 : x
  2. Step 2: Convert to fraction form
    32,655.15/48,981.78 = 19,418.94/x
  3. Step 3: Cross multiply
    32,655.15x = 48,981.78 × 19,418.94
  4. Step 4: Simplify right side
    32,655.15x = 951,174,246.91
  5. Step 5: Solve for x
    x = 951,174,246.91/32,655.15
  6. Step 6: Final answer
    x = 29,127.85

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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.