Home / 43,146.27-64,744.56-18,184.77

Finding the Fourth Proportional to 43,146.27, 64,744.56 and 18,184.77

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Solution

The fourth proportional to 43,146.27, 64,744.56 and 18,184.77 is: 27,287.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,146.27 : 64,744.56 = 18,184.77 : x
  2. Step 2: Convert to fraction form
    43,146.27/64,744.56 = 18,184.77/x
  3. Step 3: Cross multiply
    43,146.27x = 64,744.56 × 18,184.77
  4. Step 4: Simplify right side
    43,146.27x = 1,177,364,932.35
  5. Step 5: Solve for x
    x = 1,177,364,932.35/43,146.27
  6. Step 6: Final answer
    x = 27,287.76

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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.