Home / 34,456.34-47,549.71-20,126.02

Finding the Fourth Proportional to 34,456.34, 47,549.71 and 20,126.02

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Solution

The fourth proportional to 34,456.34, 47,549.71 and 20,126.02 is: 27,773.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,456.34 : 47,549.71 = 20,126.02 : x
  2. Step 2: Convert to fraction form
    34,456.34/47,549.71 = 20,126.02/x
  3. Step 3: Cross multiply
    34,456.34x = 47,549.71 × 20,126.02
  4. Step 4: Simplify right side
    34,456.34x = 956,986,353.29
  5. Step 5: Solve for x
    x = 956,986,353.29/34,456.34
  6. Step 6: Final answer
    x = 27,773.89

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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.