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Finding the Fourth Proportional to 43,393.80, 59,873.72 and 26,406.92

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Solution

The fourth proportional to 43,393.80, 59,873.72 and 26,406.92 is: 36,435.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,393.80 : 59,873.72 = 26,406.92 : x
  2. Step 2: Convert to fraction form
    43,393.80/59,873.72 = 26,406.92/x
  3. Step 3: Cross multiply
    43,393.80x = 59,873.72 × 26,406.92
  4. Step 4: Simplify right side
    43,393.80x = 1,581,080,534.14
  5. Step 5: Solve for x
    x = 1,581,080,534.14/43,393.80
  6. Step 6: Final answer
    x = 36,435.63

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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.