Home / 26,151.80-39,227.32-6,430.52

Finding the Fourth Proportional to 26,151.80, 39,227.32 and 6,430.52

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Solution

The fourth proportional to 26,151.80, 39,227.32 and 6,430.52 is: 9,645.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,151.80 : 39,227.32 = 6,430.52 : x
  2. Step 2: Convert to fraction form
    26,151.80/39,227.32 = 6,430.52/x
  3. Step 3: Cross multiply
    26,151.80x = 39,227.32 × 6,430.52
  4. Step 4: Simplify right side
    26,151.80x = 252,252,065.81
  5. Step 5: Solve for x
    x = 252,252,065.81/26,151.80
  6. Step 6: Final answer
    x = 9,645.69

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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.