Home / 23,478.44-32,397.12-13,406.24

Finding the Fourth Proportional to 23,478.44, 32,397.12 and 13,406.24

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Solution

The fourth proportional to 23,478.44, 32,397.12 and 13,406.24 is: 18,498.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,478.44 : 32,397.12 = 13,406.24 : x
  2. Step 2: Convert to fraction form
    23,478.44/32,397.12 = 13,406.24/x
  3. Step 3: Cross multiply
    23,478.44x = 32,397.12 × 13,406.24
  4. Step 4: Simplify right side
    23,478.44x = 434,323,566.03
  5. Step 5: Solve for x
    x = 434,323,566.03/23,478.44
  6. Step 6: Final answer
    x = 18,498.83

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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.