Home / 25,587.12-38,385.90-10,796

Finding the Fourth Proportional to 25,587.12, 38,385.90 and 10,796

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Solution

The fourth proportional to 25,587.12, 38,385.90 and 10,796 is: 16,196.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,587.12 : 38,385.90 = 10,796 : x
  2. Step 2: Convert to fraction form
    25,587.12/38,385.90 = 10,796/x
  3. Step 3: Cross multiply
    25,587.12x = 38,385.90 × 10,796
  4. Step 4: Simplify right side
    25,587.12x = 414,414,176.40
  5. Step 5: Solve for x
    x = 414,414,176.40/25,587.12
  6. Step 6: Final answer
    x = 16,196.20

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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.