Home / 45,359.20-62,588.40-25,215.76

Finding the Fourth Proportional to 45,359.20, 62,588.40 and 25,215.76

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Solution

The fourth proportional to 45,359.20, 62,588.40 and 25,215.76 is: 34,793.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,359.20 : 62,588.40 = 25,215.76 : x
  2. Step 2: Convert to fraction form
    45,359.20/62,588.40 = 25,215.76/x
  3. Step 3: Cross multiply
    45,359.20x = 62,588.40 × 25,215.76
  4. Step 4: Simplify right side
    45,359.20x = 1,578,214,073.18
  5. Step 5: Solve for x
    x = 1,578,214,073.18/45,359.20
  6. Step 6: Final answer
    x = 34,793.69

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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.