Home / 25,140.16-34,677.92-18,076.08

Finding the Fourth Proportional to 25,140.16, 34,677.92 and 18,076.08

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Solution

The fourth proportional to 25,140.16, 34,677.92 and 18,076.08 is: 24,933.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,140.16 : 34,677.92 = 18,076.08 : x
  2. Step 2: Convert to fraction form
    25,140.16/34,677.92 = 18,076.08/x
  3. Step 3: Cross multiply
    25,140.16x = 34,677.92 × 18,076.08
  4. Step 4: Simplify right side
    25,140.16x = 626,840,856.15
  5. Step 5: Solve for x
    x = 626,840,856.15/25,140.16
  6. Step 6: Final answer
    x = 24,933.85

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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.