Home / 45,043.20-62,176.32-27,139.20

Finding the Fourth Proportional to 45,043.20, 62,176.32 and 27,139.20

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Solution

The fourth proportional to 45,043.20, 62,176.32 and 27,139.20 is: 37,462.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,043.20 : 62,176.32 = 27,139.20 : x
  2. Step 2: Convert to fraction form
    45,043.20/62,176.32 = 27,139.20/x
  3. Step 3: Cross multiply
    45,043.20x = 62,176.32 × 27,139.20
  4. Step 4: Simplify right side
    45,043.20x = 1,687,415,583.74
  5. Step 5: Solve for x
    x = 1,687,415,583.74/45,043.20
  6. Step 6: Final answer
    x = 37,462.16

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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.