Home / 31,826.58-43,937.10-22,437.06

Finding the Fourth Proportional to 31,826.58, 43,937.10 and 22,437.06

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Solution

The fourth proportional to 31,826.58, 43,937.10 and 22,437.06 is: 30,974.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,826.58 : 43,937.10 = 22,437.06 : x
  2. Step 2: Convert to fraction form
    31,826.58/43,937.10 = 22,437.06/x
  3. Step 3: Cross multiply
    31,826.58x = 43,937.10 × 22,437.06
  4. Step 4: Simplify right side
    31,826.58x = 985,819,348.93
  5. Step 5: Solve for x
    x = 985,819,348.93/31,826.58
  6. Step 6: Final answer
    x = 30,974.72

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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.