Home / 23,497.20-32,425.20-12,886.20

Finding the Fourth Proportional to 23,497.20, 32,425.20 and 12,886.20

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Solution

The fourth proportional to 23,497.20, 32,425.20 and 12,886.20 is: 17,782.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,497.20 : 32,425.20 = 12,886.20 : x
  2. Step 2: Convert to fraction form
    23,497.20/32,425.20 = 12,886.20/x
  3. Step 3: Cross multiply
    23,497.20x = 32,425.20 × 12,886.20
  4. Step 4: Simplify right side
    23,497.20x = 417,837,612.24
  5. Step 5: Solve for x
    x = 417,837,612.24/23,497.20
  6. Step 6: Final answer
    x = 17,782.44

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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.