Home / 23,387.07-32,274.27-12,776.88

Finding the Fourth Proportional to 23,387.07, 32,274.27 and 12,776.88

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Solution

The fourth proportional to 23,387.07, 32,274.27 and 12,776.88 is: 17,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,387.07 : 32,274.27 = 12,776.88 : x
  2. Step 2: Convert to fraction form
    23,387.07/32,274.27 = 12,776.88/x
  3. Step 3: Cross multiply
    23,387.07x = 32,274.27 × 12,776.88
  4. Step 4: Simplify right side
    23,387.07x = 412,364,474.88
  5. Step 5: Solve for x
    x = 412,364,474.88/23,387.07
  6. Step 6: Final answer
    x = 17,632.16

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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.