Home / 21,892.83-32,818.11-7,091.70

Finding the Fourth Proportional to 21,892.83, 32,818.11 and 7,091.70

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Solution

The fourth proportional to 21,892.83, 32,818.11 and 7,091.70 is: 10,630.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,892.83 : 32,818.11 = 7,091.70 : x
  2. Step 2: Convert to fraction form
    21,892.83/32,818.11 = 7,091.70/x
  3. Step 3: Cross multiply
    21,892.83x = 32,818.11 × 7,091.70
  4. Step 4: Simplify right side
    21,892.83x = 232,736,190.69
  5. Step 5: Solve for x
    x = 232,736,190.69/21,892.83
  6. Step 6: Final answer
    x = 10,630.70

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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.