Home / 31,267.06-43,148.20-16,926.63

Finding the Fourth Proportional to 31,267.06, 43,148.20 and 16,926.63

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Solution

The fourth proportional to 31,267.06, 43,148.20 and 16,926.63 is: 23,358.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267.06 : 43,148.20 = 16,926.63 : x
  2. Step 2: Convert to fraction form
    31,267.06/43,148.20 = 16,926.63/x
  3. Step 3: Cross multiply
    31,267.06x = 43,148.20 × 16,926.63
  4. Step 4: Simplify right side
    31,267.06x = 730,353,616.57
  5. Step 5: Solve for x
    x = 730,353,616.57/31,267.06
  6. Step 6: Final answer
    x = 23,358.56

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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.