Home / 25,755.84-35,545.32-14,425.15

Finding the Fourth Proportional to 25,755.84, 35,545.32 and 14,425.15

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Solution

The fourth proportional to 25,755.84, 35,545.32 and 14,425.15 is: 19,907.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,755.84 : 35,545.32 = 14,425.15 : x
  2. Step 2: Convert to fraction form
    25,755.84/35,545.32 = 14,425.15/x
  3. Step 3: Cross multiply
    25,755.84x = 35,545.32 × 14,425.15
  4. Step 4: Simplify right side
    25,755.84x = 512,746,572.80
  5. Step 5: Solve for x
    x = 512,746,572.80/25,755.84
  6. Step 6: Final answer
    x = 19,907.97

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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.