Home / 15,713.19-23,572.35-5,180.22

Finding the Fourth Proportional to 15,713.19, 23,572.35 and 5,180.22

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Solution

The fourth proportional to 15,713.19, 23,572.35 and 5,180.22 is: 7,771.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,713.19 : 23,572.35 = 5,180.22 : x
  2. Step 2: Convert to fraction form
    15,713.19/23,572.35 = 5,180.22/x
  3. Step 3: Cross multiply
    15,713.19x = 23,572.35 × 5,180.22
  4. Step 4: Simplify right side
    15,713.19x = 122,109,958.92
  5. Step 5: Solve for x
    x = 122,109,958.92/15,713.19
  6. Step 6: Final answer
    x = 7,771.18

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1.5x scale

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.