Home / 40,083.46-55,316.52-22,177.40

Finding the Fourth Proportional to 40,083.46, 55,316.52 and 22,177.40

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Solution

The fourth proportional to 40,083.46, 55,316.52 and 22,177.40 is: 30,605.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,083.46 : 55,316.52 = 22,177.40 : x
  2. Step 2: Convert to fraction form
    40,083.46/55,316.52 = 22,177.40/x
  3. Step 3: Cross multiply
    40,083.46x = 55,316.52 × 22,177.40
  4. Step 4: Simplify right side
    40,083.46x = 1,226,776,314.07
  5. Step 5: Solve for x
    x = 1,226,776,314.07/40,083.46
  6. Step 6: Final answer
    x = 30,605.55

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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.