Home / 17,501.76-24,104.16-15,143.04

Finding the Fourth Proportional to 17,501.76, 24,104.16 and 15,143.04

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Solution

The fourth proportional to 17,501.76, 24,104.16 and 15,143.04 is: 20,855.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,501.76 : 24,104.16 = 15,143.04 : x
  2. Step 2: Convert to fraction form
    17,501.76/24,104.16 = 15,143.04/x
  3. Step 3: Cross multiply
    17,501.76x = 24,104.16 × 15,143.04
  4. Step 4: Simplify right side
    17,501.76x = 365,010,259.05
  5. Step 5: Solve for x
    x = 365,010,259.05/17,501.76
  6. Step 6: Final answer
    x = 20,855.63

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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.