Home / 47,943.28-66,161.82-26,722.12

Finding the Fourth Proportional to 47,943.28, 66,161.82 and 26,722.12

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Solution

The fourth proportional to 47,943.28, 66,161.82 and 26,722.12 is: 36,876.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.28 : 66,161.82 = 26,722.12 : x
  2. Step 2: Convert to fraction form
    47,943.28/66,161.82 = 26,722.12/x
  3. Step 3: Cross multiply
    47,943.28x = 66,161.82 × 26,722.12
  4. Step 4: Simplify right side
    47,943.28x = 1,767,984,093.46
  5. Step 5: Solve for x
    x = 1,767,984,093.46/47,943.28
  6. Step 6: Final answer
    x = 36,876.58

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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.