Home / 47,942.26-66,162.57-26,721.68

Finding the Fourth Proportional to 47,942.26, 66,162.57 and 26,721.68

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Solution

The fourth proportional to 47,942.26, 66,162.57 and 26,721.68 is: 36,877.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942.26 : 66,162.57 = 26,721.68 : x
  2. Step 2: Convert to fraction form
    47,942.26/66,162.57 = 26,721.68/x
  3. Step 3: Cross multiply
    47,942.26x = 66,162.57 × 26,721.68
  4. Step 4: Simplify right side
    47,942.26x = 1,767,975,023.52
  5. Step 5: Solve for x
    x = 1,767,975,023.52/47,942.26
  6. Step 6: Final answer
    x = 36,877.18

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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.