Home / 17,656.24-24,351.40-15,527.20

Finding the Fourth Proportional to 17,656.24, 24,351.40 and 15,527.20

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Solution

The fourth proportional to 17,656.24, 24,351.40 and 15,527.20 is: 21,415.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,656.24 : 24,351.40 = 15,527.20 : x
  2. Step 2: Convert to fraction form
    17,656.24/24,351.40 = 15,527.20/x
  3. Step 3: Cross multiply
    17,656.24x = 24,351.40 × 15,527.20
  4. Step 4: Simplify right side
    17,656.24x = 378,109,058.08
  5. Step 5: Solve for x
    x = 378,109,058.08/17,656.24
  6. Step 6: Final answer
    x = 21,415.04

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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.