Home / 24,845.75-34,287.76-13,515.88

Finding the Fourth Proportional to 24,845.75, 34,287.76 and 13,515.88

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Solution

The fourth proportional to 24,845.75, 34,287.76 and 13,515.88 is: 18,652.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,845.75 : 34,287.76 = 13,515.88 : x
  2. Step 2: Convert to fraction form
    24,845.75/34,287.76 = 13,515.88/x
  3. Step 3: Cross multiply
    24,845.75x = 34,287.76 × 13,515.88
  4. Step 4: Simplify right side
    24,845.75x = 463,429,249.63
  5. Step 5: Solve for x
    x = 463,429,249.63/24,845.75
  6. Step 6: Final answer
    x = 18,652.25

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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.