Home / 25,126.47-34,667.45-16,179.15

Finding the Fourth Proportional to 25,126.47, 34,667.45 and 16,179.15

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Solution

The fourth proportional to 25,126.47, 34,667.45 and 16,179.15 is: 22,322.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,126.47 : 34,667.45 = 16,179.15 : x
  2. Step 2: Convert to fraction form
    25,126.47/34,667.45 = 16,179.15/x
  3. Step 3: Cross multiply
    25,126.47x = 34,667.45 × 16,179.15
  4. Step 4: Simplify right side
    25,126.47x = 560,889,619.43
  5. Step 5: Solve for x
    x = 560,889,619.43/25,126.47
  6. Step 6: Final answer
    x = 22,322.66

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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.