Home / 45,115.84-62,280.12-29,006.56

Finding the Fourth Proportional to 45,115.84, 62,280.12 and 29,006.56

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Solution

The fourth proportional to 45,115.84, 62,280.12 and 29,006.56 is: 40,042.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,115.84 : 62,280.12 = 29,006.56 : x
  2. Step 2: Convert to fraction form
    45,115.84/62,280.12 = 29,006.56/x
  3. Step 3: Cross multiply
    45,115.84x = 62,280.12 × 29,006.56
  4. Step 4: Simplify right side
    45,115.84x = 1,806,532,037.59
  5. Step 5: Solve for x
    x = 1,806,532,037.59/45,115.84
  6. Step 6: Final answer
    x = 40,042.08

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1.5x scale

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.