Home / 40,604.86-56,034.45-22,699.78

Finding the Fourth Proportional to 40,604.86, 56,034.45 and 22,699.78

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Solution

The fourth proportional to 40,604.86, 56,034.45 and 22,699.78 is: 31,325.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,604.86 : 56,034.45 = 22,699.78 : x
  2. Step 2: Convert to fraction form
    40,604.86/56,034.45 = 22,699.78/x
  3. Step 3: Cross multiply
    40,604.86x = 56,034.45 × 22,699.78
  4. Step 4: Simplify right side
    40,604.86x = 1,271,969,687.42
  5. Step 5: Solve for x
    x = 1,271,969,687.42/40,604.86
  6. Step 6: Final answer
    x = 31,325.55

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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.