Home / 28,960.06-43,470.79-25,649.80

Finding the Fourth Proportional to 28,960.06, 43,470.79 and 25,649.80

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Solution

The fourth proportional to 28,960.06, 43,470.79 and 25,649.80 is: 38,501.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,960.06 : 43,470.79 = 25,649.80 : x
  2. Step 2: Convert to fraction form
    28,960.06/43,470.79 = 25,649.80/x
  3. Step 3: Cross multiply
    28,960.06x = 43,470.79 × 25,649.80
  4. Step 4: Simplify right side
    28,960.06x = 1,115,016,840.91
  5. Step 5: Solve for x
    x = 1,115,016,840.91/28,960.06
  6. Step 6: Final answer
    x = 38,501.89

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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.