Home / 40,245.14-60,256.89-20,426.77

Finding the Fourth Proportional to 40,245.14, 60,256.89 and 20,426.77

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Solution

The fourth proportional to 40,245.14, 60,256.89 and 20,426.77 is: 30,583.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,245.14 : 60,256.89 = 20,426.77 : x
  2. Step 2: Convert to fraction form
    40,245.14/60,256.89 = 20,426.77/x
  3. Step 3: Cross multiply
    40,245.14x = 60,256.89 × 20,426.77
  4. Step 4: Simplify right side
    40,245.14x = 1,230,853,632.95
  5. Step 5: Solve for x
    x = 1,230,853,632.95/40,245.14
  6. Step 6: Final answer
    x = 30,583.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.