Home / 26,064.86-39,065.94-12,005.55

Finding the Fourth Proportional to 26,064.86, 39,065.94 and 12,005.55

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Solution

The fourth proportional to 26,064.86, 39,065.94 and 12,005.55 is: 17,993.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,064.86 : 39,065.94 = 12,005.55 : x
  2. Step 2: Convert to fraction form
    26,064.86/39,065.94 = 12,005.55/x
  3. Step 3: Cross multiply
    26,064.86x = 39,065.94 × 12,005.55
  4. Step 4: Simplify right side
    26,064.86x = 469,008,095.97
  5. Step 5: Solve for x
    x = 469,008,095.97/26,064.86
  6. Step 6: Final answer
    x = 17,993.89

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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.