Home / 23,511.65-32,444.78-12,900.44

Finding the Fourth Proportional to 23,511.65, 32,444.78 and 12,900.44

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Solution

The fourth proportional to 23,511.65, 32,444.78 and 12,900.44 is: 17,801.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.65 : 32,444.78 = 12,900.44 : x
  2. Step 2: Convert to fraction form
    23,511.65/32,444.78 = 12,900.44/x
  3. Step 3: Cross multiply
    23,511.65x = 32,444.78 × 12,900.44
  4. Step 4: Simplify right side
    23,511.65x = 418,551,873.20
  5. Step 5: Solve for x
    x = 418,551,873.20/23,511.65
  6. Step 6: Final answer
    x = 17,801.89

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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.