Home / 26,125.39-39,188.05-6,403.76

Finding the Fourth Proportional to 26,125.39, 39,188.05 and 6,403.76

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Solution

The fourth proportional to 26,125.39, 39,188.05 and 6,403.76 is: 9,605.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,125.39 : 39,188.05 = 6,403.76 : x
  2. Step 2: Convert to fraction form
    26,125.39/39,188.05 = 6,403.76/x
  3. Step 3: Cross multiply
    26,125.39x = 39,188.05 × 6,403.76
  4. Step 4: Simplify right side
    26,125.39x = 250,950,838.09
  5. Step 5: Solve for x
    x = 250,950,838.09/26,125.39
  6. Step 6: Final answer
    x = 9,605.63

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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.