Home / 40,255.57-55,554.48-22,350.82

Finding the Fourth Proportional to 40,255.57, 55,554.48 and 22,350.82

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Solution

The fourth proportional to 40,255.57, 55,554.48 and 22,350.82 is: 30,845.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,255.57 : 55,554.48 = 22,350.82 : x
  2. Step 2: Convert to fraction form
    40,255.57/55,554.48 = 22,350.82/x
  3. Step 3: Cross multiply
    40,255.57x = 55,554.48 × 22,350.82
  4. Step 4: Simplify right side
    40,255.57x = 1,241,688,182.67
  5. Step 5: Solve for x
    x = 1,241,688,182.67/40,255.57
  6. Step 6: Final answer
    x = 30,845.13

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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.