Home / 34,354.80-51,556.50-20,306.16

Finding the Fourth Proportional to 34,354.80, 51,556.50 and 20,306.16

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Solution

The fourth proportional to 34,354.80, 51,556.50 and 20,306.16 is: 30,473.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,354.80 : 51,556.50 = 20,306.16 : x
  2. Step 2: Convert to fraction form
    34,354.80/51,556.50 = 20,306.16/x
  3. Step 3: Cross multiply
    34,354.80x = 51,556.50 × 20,306.16
  4. Step 4: Simplify right side
    34,354.80x = 1,046,914,538.04
  5. Step 5: Solve for x
    x = 1,046,914,538.04/34,354.80
  6. Step 6: Final answer
    x = 30,473.60

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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.