Home / 40,773.94-61,170.12-14,478.70

Finding the Fourth Proportional to 40,773.94, 61,170.12 and 14,478.70

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Solution

The fourth proportional to 40,773.94, 61,170.12 and 14,478.70 is: 21,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,773.94 : 61,170.12 = 14,478.70 : x
  2. Step 2: Convert to fraction form
    40,773.94/61,170.12 = 14,478.70/x
  3. Step 3: Cross multiply
    40,773.94x = 61,170.12 × 14,478.70
  4. Step 4: Simplify right side
    40,773.94x = 885,663,816.44
  5. Step 5: Solve for x
    x = 885,663,816.44/40,773.94
  6. Step 6: Final answer
    x = 21,721.32

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1.5x scale

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.