Home / 19,962.10-29,923.95-15,517.30

Finding the Fourth Proportional to 19,962.10, 29,923.95 and 15,517.30

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Solution

The fourth proportional to 19,962.10, 29,923.95 and 15,517.30 is: 23,261.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.10 : 29,923.95 = 15,517.30 : x
  2. Step 2: Convert to fraction form
    19,962.10/29,923.95 = 15,517.30/x
  3. Step 3: Cross multiply
    19,962.10x = 29,923.95 × 15,517.30
  4. Step 4: Simplify right side
    19,962.10x = 464,338,909.34
  5. Step 5: Solve for x
    x = 464,338,909.34/19,962.10
  6. Step 6: Final answer
    x = 23,261.03

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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.