Home / 23,145.60-34,695.36-13,272.96

Finding the Fourth Proportional to 23,145.60, 34,695.36 and 13,272.96

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Solution

The fourth proportional to 23,145.60, 34,695.36 and 13,272.96 is: 19,896.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,145.60 : 34,695.36 = 13,272.96 : x
  2. Step 2: Convert to fraction form
    23,145.60/34,695.36 = 13,272.96/x
  3. Step 3: Cross multiply
    23,145.60x = 34,695.36 × 13,272.96
  4. Step 4: Simplify right side
    23,145.60x = 460,510,125.47
  5. Step 5: Solve for x
    x = 460,510,125.47/23,145.60
  6. Step 6: Final answer
    x = 19,896.23

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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.