Home / 45,320.18-62,550.75-28,956.87

Finding the Fourth Proportional to 45,320.18, 62,550.75 and 28,956.87

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Solution

The fourth proportional to 45,320.18, 62,550.75 and 28,956.87 is: 39,966.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,320.18 : 62,550.75 = 28,956.87 : x
  2. Step 2: Convert to fraction form
    45,320.18/62,550.75 = 28,956.87/x
  3. Step 3: Cross multiply
    45,320.18x = 62,550.75 × 28,956.87
  4. Step 4: Simplify right side
    45,320.18x = 1,811,273,936.15
  5. Step 5: Solve for x
    x = 1,811,273,936.15/45,320.18
  6. Step 6: Final answer
    x = 39,966.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.