Home / 25,350.17-34,981.07-14,740.38

Finding the Fourth Proportional to 25,350.17, 34,981.07 and 14,740.38

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Solution

The fourth proportional to 25,350.17, 34,981.07 and 14,740.38 is: 20,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,350.17 : 34,981.07 = 14,740.38 : x
  2. Step 2: Convert to fraction form
    25,350.17/34,981.07 = 14,740.38/x
  3. Step 3: Cross multiply
    25,350.17x = 34,981.07 × 14,740.38
  4. Step 4: Simplify right side
    25,350.17x = 515,634,190.90
  5. Step 5: Solve for x
    x = 515,634,190.90/25,350.17
  6. Step 6: Final answer
    x = 20,340.47

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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.