Home / 45,040.70-62,156.15-25,168.70

Finding the Fourth Proportional to 45,040.70, 62,156.15 and 25,168.70

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Solution

The fourth proportional to 45,040.70, 62,156.15 and 25,168.70 is: 34,732.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,040.70 : 62,156.15 = 25,168.70 : x
  2. Step 2: Convert to fraction form
    45,040.70/62,156.15 = 25,168.70/x
  3. Step 3: Cross multiply
    45,040.70x = 62,156.15 × 25,168.70
  4. Step 4: Simplify right side
    45,040.70x = 1,564,389,055.88
  5. Step 5: Solve for x
    x = 1,564,389,055.88/45,040.70
  6. Step 6: Final answer
    x = 34,732.79

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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.