Home / 40,590.67-56,016.28-22,685.72

Finding the Fourth Proportional to 40,590.67, 56,016.28 and 22,685.72

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Solution

The fourth proportional to 40,590.67, 56,016.28 and 22,685.72 is: 31,306.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,590.67 : 56,016.28 = 22,685.72 : x
  2. Step 2: Convert to fraction form
    40,590.67/56,016.28 = 22,685.72/x
  3. Step 3: Cross multiply
    40,590.67x = 56,016.28 × 22,685.72
  4. Step 4: Simplify right side
    40,590.67x = 1,270,769,770.69
  5. Step 5: Solve for x
    x = 1,270,769,770.69/40,590.67
  6. Step 6: Final answer
    x = 31,306.94

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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.