Home / 29,849.64-41,191.45-16,420.11

Finding the Fourth Proportional to 29,849.64, 41,191.45 and 16,420.11

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Solution

The fourth proportional to 29,849.64, 41,191.45 and 16,420.11 is: 22,659.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,849.64 : 41,191.45 = 16,420.11 : x
  2. Step 2: Convert to fraction form
    29,849.64/41,191.45 = 16,420.11/x
  3. Step 3: Cross multiply
    29,849.64x = 41,191.45 × 16,420.11
  4. Step 4: Simplify right side
    29,849.64x = 676,368,140.06
  5. Step 5: Solve for x
    x = 676,368,140.06/29,849.64
  6. Step 6: Final answer
    x = 22,659.17

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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.