Home / 28,959.10-43,531.45-26,904.70

Finding the Fourth Proportional to 28,959.10, 43,531.45 and 26,904.70

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Solution

The fourth proportional to 28,959.10, 43,531.45 and 26,904.70 is: 40,443.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,959.10 : 43,531.45 = 26,904.70 : x
  2. Step 2: Convert to fraction form
    28,959.10/43,531.45 = 26,904.70/x
  3. Step 3: Cross multiply
    28,959.10x = 43,531.45 × 26,904.70
  4. Step 4: Simplify right side
    28,959.10x = 1,171,200,602.82
  5. Step 5: Solve for x
    x = 1,171,200,602.82/28,959.10
  6. Step 6: Final answer
    x = 40,443.27

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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.