Home / 29,849.76-41,191.56-16,420.14

Finding the Fourth Proportional to 29,849.76, 41,191.56 and 16,420.14

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Solution

The fourth proportional to 29,849.76, 41,191.56 and 16,420.14 is: 22,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,849.76 : 41,191.56 = 16,420.14 : x
  2. Step 2: Convert to fraction form
    29,849.76/41,191.56 = 16,420.14/x
  3. Step 3: Cross multiply
    29,849.76x = 41,191.56 × 16,420.14
  4. Step 4: Simplify right side
    29,849.76x = 676,371,182.02
  5. Step 5: Solve for x
    x = 676,371,182.02/29,849.76
  6. Step 6: Final answer
    x = 22,659.18

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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.