Home / 31,595.04-43,587.60-22,169.76

Finding the Fourth Proportional to 31,595.04, 43,587.60 and 22,169.76

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Solution

The fourth proportional to 31,595.04, 43,587.60 and 22,169.76 is: 30,584.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,595.04 : 43,587.60 = 22,169.76 : x
  2. Step 2: Convert to fraction form
    31,595.04/43,587.60 = 22,169.76/x
  3. Step 3: Cross multiply
    31,595.04x = 43,587.60 × 22,169.76
  4. Step 4: Simplify right side
    31,595.04x = 966,326,630.98
  5. Step 5: Solve for x
    x = 966,326,630.98/31,595.04
  6. Step 6: Final answer
    x = 30,584.76

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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.