Home / 40,572.93-55,983.79-22,668.09

Finding the Fourth Proportional to 40,572.93, 55,983.79 and 22,668.09

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Solution

The fourth proportional to 40,572.93, 55,983.79 and 22,668.09 is: 31,278.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,572.93 : 55,983.79 = 22,668.09 : x
  2. Step 2: Convert to fraction form
    40,572.93/55,983.79 = 22,668.09/x
  3. Step 3: Cross multiply
    40,572.93x = 55,983.79 × 22,668.09
  4. Step 4: Simplify right side
    40,572.93x = 1,269,045,408.66
  5. Step 5: Solve for x
    x = 1,269,045,408.66/40,572.93
  6. Step 6: Final answer
    x = 31,278.13

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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.