Home / 24,985.72-34,479.86-13,654.96

Finding the Fourth Proportional to 24,985.72, 34,479.86 and 13,654.96

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Solution

The fourth proportional to 24,985.72, 34,479.86 and 13,654.96 is: 18,843.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,985.72 : 34,479.86 = 13,654.96 : x
  2. Step 2: Convert to fraction form
    24,985.72/34,479.86 = 13,654.96/x
  3. Step 3: Cross multiply
    24,985.72x = 34,479.86 × 13,654.96
  4. Step 4: Simplify right side
    24,985.72x = 470,821,109.11
  5. Step 5: Solve for x
    x = 470,821,109.11/24,985.72
  6. Step 6: Final answer
    x = 18,843.61

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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.