Home / 25,498.12-38,262.16-10,705.90

Finding the Fourth Proportional to 25,498.12, 38,262.16 and 10,705.90

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Solution

The fourth proportional to 25,498.12, 38,262.16 and 10,705.90 is: 16,065.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,498.12 : 38,262.16 = 10,705.90 : x
  2. Step 2: Convert to fraction form
    25,498.12/38,262.16 = 10,705.90/x
  3. Step 3: Cross multiply
    25,498.12x = 38,262.16 × 10,705.90
  4. Step 4: Simplify right side
    25,498.12x = 409,630,613.90
  5. Step 5: Solve for x
    x = 409,630,613.90/25,498.12
  6. Step 6: Final answer
    x = 16,065.13

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.