Home / 49,633.14-68,470.95-29,478.57

Finding the Fourth Proportional to 49,633.14, 68,470.95 and 29,478.57

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Solution

The fourth proportional to 49,633.14, 68,470.95 and 29,478.57 is: 40,666.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,633.14 : 68,470.95 = 29,478.57 : x
  2. Step 2: Convert to fraction form
    49,633.14/68,470.95 = 29,478.57/x
  3. Step 3: Cross multiply
    49,633.14x = 68,470.95 × 29,478.57
  4. Step 4: Simplify right side
    49,633.14x = 2,018,425,692.54
  5. Step 5: Solve for x
    x = 2,018,425,692.54/49,633.14
  6. Step 6: Final answer
    x = 40,666.89

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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.