Home / 40,256.86-55,554.60-22,351.90

Finding the Fourth Proportional to 40,256.86, 55,554.60 and 22,351.90

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Solution

The fourth proportional to 40,256.86, 55,554.60 and 22,351.90 is: 30,845.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,256.86 : 55,554.60 = 22,351.90 : x
  2. Step 2: Convert to fraction form
    40,256.86/55,554.60 = 22,351.90/x
  3. Step 3: Cross multiply
    40,256.86x = 55,554.60 × 22,351.90
  4. Step 4: Simplify right side
    40,256.86x = 1,241,750,863.74
  5. Step 5: Solve for x
    x = 1,241,750,863.74/40,256.86
  6. Step 6: Final answer
    x = 30,845.70

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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.