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Finding the Fourth Proportional to 64,287.06, 96,445.99 and 26,826.29

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Solution

The fourth proportional to 64,287.06, 96,445.99 and 26,826.29 is: 40,245.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,287.06 : 96,445.99 = 26,826.29 : x
  2. Step 2: Convert to fraction form
    64,287.06/96,445.99 = 26,826.29/x
  3. Step 3: Cross multiply
    64,287.06x = 96,445.99 × 26,826.29
  4. Step 4: Simplify right side
    64,287.06x = 2,587,288,341.38
  5. Step 5: Solve for x
    x = 2,587,288,341.38/64,287.06
  6. Step 6: Final answer
    x = 40,245.87

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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.