Home / 24,740.75-34,144.40-13,564.91

Finding the Fourth Proportional to 24,740.75, 34,144.40 and 13,564.91

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Solution

The fourth proportional to 24,740.75, 34,144.40 and 13,564.91 is: 18,720.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,740.75 : 34,144.40 = 13,564.91 : x
  2. Step 2: Convert to fraction form
    24,740.75/34,144.40 = 13,564.91/x
  3. Step 3: Cross multiply
    24,740.75x = 34,144.40 × 13,564.91
  4. Step 4: Simplify right side
    24,740.75x = 463,165,713.00
  5. Step 5: Solve for x
    x = 463,165,713.00/24,740.75
  6. Step 6: Final answer
    x = 18,720.76

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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.