Home / 18,824.16-25,971.12-12,534.24

Finding the Fourth Proportional to 18,824.16, 25,971.12 and 12,534.24

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Solution

The fourth proportional to 18,824.16, 25,971.12 and 12,534.24 is: 17,293.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,824.16 : 25,971.12 = 12,534.24 : x
  2. Step 2: Convert to fraction form
    18,824.16/25,971.12 = 12,534.24/x
  3. Step 3: Cross multiply
    18,824.16x = 25,971.12 × 12,534.24
  4. Step 4: Simplify right side
    18,824.16x = 325,528,251.15
  5. Step 5: Solve for x
    x = 325,528,251.15/18,824.16
  6. Step 6: Final answer
    x = 17,293.11

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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.