Home / 23,387.40-32,275.08-12,777.48

Finding the Fourth Proportional to 23,387.40, 32,275.08 and 12,777.48

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Solution

The fourth proportional to 23,387.40, 32,275.08 and 12,777.48 is: 17,633.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.40 : 32,275.08 = 12,777.48 : x
  2. Step 2: Convert to fraction form
    23,387.40/32,275.08 = 12,777.48/x
  3. Step 3: Cross multiply
    23,387.40x = 32,275.08 × 12,777.48
  4. Step 4: Simplify right side
    23,387.40x = 412,394,189.20
  5. Step 5: Solve for x
    x = 412,394,189.20/23,387.40
  6. Step 6: Final answer
    x = 17,633.18

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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.