Home / 34,149.84-47,134.30-22,192.40

Finding the Fourth Proportional to 34,149.84, 47,134.30 and 22,192.40

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Solution

The fourth proportional to 34,149.84, 47,134.30 and 22,192.40 is: 30,630.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,149.84 : 47,134.30 = 22,192.40 : x
  2. Step 2: Convert to fraction form
    34,149.84/47,134.30 = 22,192.40/x
  3. Step 3: Cross multiply
    34,149.84x = 47,134.30 × 22,192.40
  4. Step 4: Simplify right side
    34,149.84x = 1,046,023,239.32
  5. Step 5: Solve for x
    x = 1,046,023,239.32/34,149.84
  6. Step 6: Final answer
    x = 30,630.40

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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.