Home / 31,267.01-43,148.42-16,926.77

Finding the Fourth Proportional to 31,267.01, 43,148.42 and 16,926.77

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Solution

The fourth proportional to 31,267.01, 43,148.42 and 16,926.77 is: 23,358.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,267.01 : 43,148.42 = 16,926.77 : x
  2. Step 2: Convert to fraction form
    31,267.01/43,148.42 = 16,926.77/x
  3. Step 3: Cross multiply
    31,267.01x = 43,148.42 × 16,926.77
  4. Step 4: Simplify right side
    31,267.01x = 730,363,381.20
  5. Step 5: Solve for x
    x = 730,363,381.20/31,267.01
  6. Step 6: Final answer
    x = 23,358.91

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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.