Home / 23,739.30-32,756.37-13,126.88

Finding the Fourth Proportional to 23,739.30, 32,756.37 and 13,126.88

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Solution

The fourth proportional to 23,739.30, 32,756.37 and 13,126.88 is: 18,112.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,739.30 : 32,756.37 = 13,126.88 : x
  2. Step 2: Convert to fraction form
    23,739.30/32,756.37 = 13,126.88/x
  3. Step 3: Cross multiply
    23,739.30x = 32,756.37 × 13,126.88
  4. Step 4: Simplify right side
    23,739.30x = 429,988,774.44
  5. Step 5: Solve for x
    x = 429,988,774.44/23,739.30
  6. Step 6: Final answer
    x = 18,112.95

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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.