Home / 40,057.53-55,279.94-22,152.39

Finding the Fourth Proportional to 40,057.53, 55,279.94 and 22,152.39

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Solution

The fourth proportional to 40,057.53, 55,279.94 and 22,152.39 is: 30,570.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,057.53 : 55,279.94 = 22,152.39 : x
  2. Step 2: Convert to fraction form
    40,057.53/55,279.94 = 22,152.39/x
  3. Step 3: Cross multiply
    40,057.53x = 55,279.94 × 22,152.39
  4. Step 4: Simplify right side
    40,057.53x = 1,224,582,679.29
  5. Step 5: Solve for x
    x = 1,224,582,679.29/40,057.53
  6. Step 6: Final answer
    x = 30,570.60

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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.