Home / 23,387.11-32,274.93-12,777.43

Finding the Fourth Proportional to 23,387.11, 32,274.93 and 12,777.43

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Solution

The fourth proportional to 23,387.11, 32,274.93 and 12,777.43 is: 17,633.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.11 : 32,274.93 = 12,777.43 : x
  2. Step 2: Convert to fraction form
    23,387.11/32,274.93 = 12,777.43/x
  3. Step 3: Cross multiply
    23,387.11x = 32,274.93 × 12,777.43
  4. Step 4: Simplify right side
    23,387.11x = 412,390,658.83
  5. Step 5: Solve for x
    x = 412,390,658.83/23,387.11
  6. Step 6: Final answer
    x = 17,633.25

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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.