Home / 47,981.82-66,218.22-26,761.08

Finding the Fourth Proportional to 47,981.82, 66,218.22 and 26,761.08

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Solution

The fourth proportional to 47,981.82, 66,218.22 and 26,761.08 is: 36,932.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,981.82 : 66,218.22 = 26,761.08 : x
  2. Step 2: Convert to fraction form
    47,981.82/66,218.22 = 26,761.08/x
  3. Step 3: Cross multiply
    47,981.82x = 66,218.22 × 26,761.08
  4. Step 4: Simplify right side
    47,981.82x = 1,772,071,082.88
  5. Step 5: Solve for x
    x = 1,772,071,082.88/47,981.82
  6. Step 6: Final answer
    x = 36,932.14

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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.