Home / 23,199.28-32,014.66-13,640.24

Finding the Fourth Proportional to 23,199.28, 32,014.66 and 13,640.24

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Solution

The fourth proportional to 23,199.28, 32,014.66 and 13,640.24 is: 18,823.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,199.28 : 32,014.66 = 13,640.24 : x
  2. Step 2: Convert to fraction form
    23,199.28/32,014.66 = 13,640.24/x
  3. Step 3: Cross multiply
    23,199.28x = 32,014.66 × 13,640.24
  4. Step 4: Simplify right side
    23,199.28x = 436,687,417.64
  5. Step 5: Solve for x
    x = 436,687,417.64/23,199.28
  6. Step 6: Final answer
    x = 18,823.32

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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.