Home / 17,971.83-24,776.96-12,587.04

Finding the Fourth Proportional to 17,971.83, 24,776.96 and 12,587.04

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Solution

The fourth proportional to 17,971.83, 24,776.96 and 12,587.04 is: 17,353.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,971.83 : 24,776.96 = 12,587.04 : x
  2. Step 2: Convert to fraction form
    17,971.83/24,776.96 = 12,587.04/x
  3. Step 3: Cross multiply
    17,971.83x = 24,776.96 × 12,587.04
  4. Step 4: Simplify right side
    17,971.83x = 311,868,523.66
  5. Step 5: Solve for x
    x = 311,868,523.66/17,971.83
  6. Step 6: Final answer
    x = 17,353.19

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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.