Home / 23,387.68-32,274.96-12,777.31

Finding the Fourth Proportional to 23,387.68, 32,274.96 and 12,777.31

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Solution

The fourth proportional to 23,387.68, 32,274.96 and 12,777.31 is: 17,632.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.68 : 32,274.96 = 12,777.31 : x
  2. Step 2: Convert to fraction form
    23,387.68/32,274.96 = 12,777.31/x
  3. Step 3: Cross multiply
    23,387.68x = 32,274.96 × 12,777.31
  4. Step 4: Simplify right side
    23,387.68x = 412,387,169.16
  5. Step 5: Solve for x
    x = 412,387,169.16/23,387.68
  6. Step 6: Final answer
    x = 17,632.67

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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.