Home / 40,146.04-55,404.66-22,242.70

Finding the Fourth Proportional to 40,146.04, 55,404.66 and 22,242.70

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Solution

The fourth proportional to 40,146.04, 55,404.66 and 22,242.70 is: 30,696.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,146.04 : 55,404.66 = 22,242.70 : x
  2. Step 2: Convert to fraction form
    40,146.04/55,404.66 = 22,242.70/x
  3. Step 3: Cross multiply
    40,146.04x = 55,404.66 × 22,242.70
  4. Step 4: Simplify right side
    40,146.04x = 1,232,349,230.98
  5. Step 5: Solve for x
    x = 1,232,349,230.98/40,146.04
  6. Step 6: Final answer
    x = 30,696.66

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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.