Home / 34,261.97-47,282.63-18,948.74

Finding the Fourth Proportional to 34,261.97, 47,282.63 and 18,948.74

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Solution

The fourth proportional to 34,261.97, 47,282.63 and 18,948.74 is: 26,149.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,261.97 : 47,282.63 = 18,948.74 : x
  2. Step 2: Convert to fraction form
    34,261.97/47,282.63 = 18,948.74/x
  3. Step 3: Cross multiply
    34,261.97x = 47,282.63 × 18,948.74
  4. Step 4: Simplify right side
    34,261.97x = 895,946,262.39
  5. Step 5: Solve for x
    x = 895,946,262.39/34,261.97
  6. Step 6: Final answer
    x = 26,149.88

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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.