Home / 24,789.12-34,208.56-13,611.04

Finding the Fourth Proportional to 24,789.12, 34,208.56 and 13,611.04

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Solution

The fourth proportional to 24,789.12, 34,208.56 and 13,611.04 is: 18,783.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,789.12 : 34,208.56 = 13,611.04 : x
  2. Step 2: Convert to fraction form
    24,789.12/34,208.56 = 13,611.04/x
  3. Step 3: Cross multiply
    24,789.12x = 34,208.56 × 13,611.04
  4. Step 4: Simplify right side
    24,789.12x = 465,614,078.50
  5. Step 5: Solve for x
    x = 465,614,078.50/24,789.12
  6. Step 6: Final answer
    x = 18,783.00

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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.