Home / 22,143.90-33,210.17-6,557.88

Finding the Fourth Proportional to 22,143.90, 33,210.17 and 6,557.88

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Solution

The fourth proportional to 22,143.90, 33,210.17 and 6,557.88 is: 9,835.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143.90 : 33,210.17 = 6,557.88 : x
  2. Step 2: Convert to fraction form
    22,143.90/33,210.17 = 6,557.88/x
  3. Step 3: Cross multiply
    22,143.90x = 33,210.17 × 6,557.88
  4. Step 4: Simplify right side
    22,143.90x = 217,788,110.80
  5. Step 5: Solve for x
    x = 217,788,110.80/22,143.90
  6. Step 6: Final answer
    x = 9,835.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.