Home / 43,306.50-64,910.18-19,632.08

Finding the Fourth Proportional to 43,306.50, 64,910.18 and 19,632.08

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Solution

The fourth proportional to 43,306.50, 64,910.18 and 19,632.08 is: 29,425.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,306.50 : 64,910.18 = 19,632.08 : x
  2. Step 2: Convert to fraction form
    43,306.50/64,910.18 = 19,632.08/x
  3. Step 3: Cross multiply
    43,306.50x = 64,910.18 × 19,632.08
  4. Step 4: Simplify right side
    43,306.50x = 1,274,321,846.57
  5. Step 5: Solve for x
    x = 1,274,321,846.57/43,306.50
  6. Step 6: Final answer
    x = 29,425.65

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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.