Home / 21,534.80-32,304.69-5,740.04

Finding the Fourth Proportional to 21,534.80, 32,304.69 and 5,740.04

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Solution

The fourth proportional to 21,534.80, 32,304.69 and 5,740.04 is: 8,610.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,534.80 : 32,304.69 = 5,740.04 : x
  2. Step 2: Convert to fraction form
    21,534.80/32,304.69 = 5,740.04/x
  3. Step 3: Cross multiply
    21,534.80x = 32,304.69 × 5,740.04
  4. Step 4: Simplify right side
    21,534.80x = 185,430,293.55
  5. Step 5: Solve for x
    x = 185,430,293.55/21,534.80
  6. Step 6: Final answer
    x = 8,610.73

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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.