Home / 55,306.80-76,309.68-32,646.24

Finding the Fourth Proportional to 55,306.80, 76,309.68 and 32,646.24

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Solution

The fourth proportional to 55,306.80, 76,309.68 and 32,646.24 is: 45,043.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,306.80 : 76,309.68 = 32,646.24 : x
  2. Step 2: Convert to fraction form
    55,306.80/76,309.68 = 32,646.24/x
  3. Step 3: Cross multiply
    55,306.80x = 76,309.68 × 32,646.24
  4. Step 4: Simplify right side
    55,306.80x = 2,491,224,127.60
  5. Step 5: Solve for x
    x = 2,491,224,127.60/55,306.80
  6. Step 6: Final answer
    x = 45,043.72

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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.