Home / 34,758.30-47,966.36-18,842.70

Finding the Fourth Proportional to 34,758.30, 47,966.36 and 18,842.70

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Solution

The fourth proportional to 34,758.30, 47,966.36 and 18,842.70 is: 26,002.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,758.30 : 47,966.36 = 18,842.70 : x
  2. Step 2: Convert to fraction form
    34,758.30/47,966.36 = 18,842.70/x
  3. Step 3: Cross multiply
    34,758.30x = 47,966.36 × 18,842.70
  4. Step 4: Simplify right side
    34,758.30x = 903,815,731.57
  5. Step 5: Solve for x
    x = 903,815,731.57/34,758.30
  6. Step 6: Final answer
    x = 26,002.88

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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.