Home / 28,810.72-43,173.06-26,079.88

Finding the Fourth Proportional to 28,810.72, 43,173.06 and 26,079.88

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Solution

The fourth proportional to 28,810.72, 43,173.06 and 26,079.88 is: 39,080.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,810.72 : 43,173.06 = 26,079.88 : x
  2. Step 2: Convert to fraction form
    28,810.72/43,173.06 = 26,079.88/x
  3. Step 3: Cross multiply
    28,810.72x = 43,173.06 × 26,079.88
  4. Step 4: Simplify right side
    28,810.72x = 1,125,948,224.03
  5. Step 5: Solve for x
    x = 1,125,948,224.03/28,810.72
  6. Step 6: Final answer
    x = 39,080.88

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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.