Home / 23,549.78-32,498.08-12,939.44

Finding the Fourth Proportional to 23,549.78, 32,498.08 and 12,939.44

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Solution

The fourth proportional to 23,549.78, 32,498.08 and 12,939.44 is: 17,856.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,549.78 : 32,498.08 = 12,939.44 : x
  2. Step 2: Convert to fraction form
    23,549.78/32,498.08 = 12,939.44/x
  3. Step 3: Cross multiply
    23,549.78x = 32,498.08 × 12,939.44
  4. Step 4: Simplify right side
    23,549.78x = 420,506,761.44
  5. Step 5: Solve for x
    x = 420,506,761.44/23,549.78
  6. Step 6: Final answer
    x = 17,856.08

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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.