Home / 34,071.17-47,017.82-18,963.59

Finding the Fourth Proportional to 34,071.17, 47,017.82 and 18,963.59

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Solution

The fourth proportional to 34,071.17, 47,017.82 and 18,963.59 is: 26,169.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,071.17 : 47,017.82 = 18,963.59 : x
  2. Step 2: Convert to fraction form
    34,071.17/47,017.82 = 18,963.59/x
  3. Step 3: Cross multiply
    34,071.17x = 47,017.82 × 18,963.59
  4. Step 4: Simplify right side
    34,071.17x = 891,626,473.49
  5. Step 5: Solve for x
    x = 891,626,473.49/34,071.17
  6. Step 6: Final answer
    x = 26,169.53

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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.