Home / 36,031.92-49,723.56-19,898.88

Finding the Fourth Proportional to 36,031.92, 49,723.56 and 19,898.88

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Solution

The fourth proportional to 36,031.92, 49,723.56 and 19,898.88 is: 27,460.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.92 : 49,723.56 = 19,898.88 : x
  2. Step 2: Convert to fraction form
    36,031.92/49,723.56 = 19,898.88/x
  3. Step 3: Cross multiply
    36,031.92x = 49,723.56 × 19,898.88
  4. Step 4: Simplify right side
    36,031.92x = 989,443,153.61
  5. Step 5: Solve for x
    x = 989,443,153.61/36,031.92
  6. Step 6: Final answer
    x = 27,460.18

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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.