Home / 34,394.76-47,456.28-20,045.88

Finding the Fourth Proportional to 34,394.76, 47,456.28 and 20,045.88

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Solution

The fourth proportional to 34,394.76, 47,456.28 and 20,045.88 is: 27,658.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,394.76 : 47,456.28 = 20,045.88 : x
  2. Step 2: Convert to fraction form
    34,394.76/47,456.28 = 20,045.88/x
  3. Step 3: Cross multiply
    34,394.76x = 47,456.28 × 20,045.88
  4. Step 4: Simplify right side
    34,394.76x = 951,302,894.13
  5. Step 5: Solve for x
    x = 951,302,894.13/34,394.76
  6. Step 6: Final answer
    x = 27,658.37

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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.