Home / 43,149.30-64,726.88-14,674.65

Finding the Fourth Proportional to 43,149.30, 64,726.88 and 14,674.65

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Solution

The fourth proportional to 43,149.30, 64,726.88 and 14,674.65 is: 22,012.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,149.30 : 64,726.88 = 14,674.65 : x
  2. Step 2: Convert to fraction form
    43,149.30/64,726.88 = 14,674.65/x
  3. Step 3: Cross multiply
    43,149.30x = 64,726.88 × 14,674.65
  4. Step 4: Simplify right side
    43,149.30x = 949,844,309.59
  5. Step 5: Solve for x
    x = 949,844,309.59/43,149.30
  6. Step 6: Final answer
    x = 22,012.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.