Home / 40,166.73-55,430.10-22,262.89

Finding the Fourth Proportional to 40,166.73, 55,430.10 and 22,262.89

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Solution

The fourth proportional to 40,166.73, 55,430.10 and 22,262.89 is: 30,722.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,166.73 : 55,430.10 = 22,262.89 : x
  2. Step 2: Convert to fraction form
    40,166.73/55,430.10 = 22,262.89/x
  3. Step 3: Cross multiply
    40,166.73x = 55,430.10 × 22,262.89
  4. Step 4: Simplify right side
    40,166.73x = 1,234,034,218.99
  5. Step 5: Solve for x
    x = 1,234,034,218.99/40,166.73
  6. Step 6: Final answer
    x = 30,722.80

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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.