Home / 22,733.45-31,373.12-12,661.88

Finding the Fourth Proportional to 22,733.45, 31,373.12 and 12,661.88

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Solution

The fourth proportional to 22,733.45, 31,373.12 and 12,661.88 is: 17,473.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,733.45 : 31,373.12 = 12,661.88 : x
  2. Step 2: Convert to fraction form
    22,733.45/31,373.12 = 12,661.88/x
  3. Step 3: Cross multiply
    22,733.45x = 31,373.12 × 12,661.88
  4. Step 4: Simplify right side
    22,733.45x = 397,242,790.75
  5. Step 5: Solve for x
    x = 397,242,790.75/22,733.45
  6. Step 6: Final answer
    x = 17,473.94

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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.