Home / 28,810.92-43,217.75-14,002.20

Finding the Fourth Proportional to 28,810.92, 43,217.75 and 14,002.20

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Solution

The fourth proportional to 28,810.92, 43,217.75 and 14,002.20 is: 21,003.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.92 : 43,217.75 = 14,002.20 : x
  2. Step 2: Convert to fraction form
    28,810.92/43,217.75 = 14,002.20/x
  3. Step 3: Cross multiply
    28,810.92x = 43,217.75 × 14,002.20
  4. Step 4: Simplify right side
    28,810.92x = 605,143,614.06
  5. Step 5: Solve for x
    x = 605,143,614.06/28,810.92
  6. Step 6: Final answer
    x = 21,003.97

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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.