Home / 26,155.86-39,233.45-6,434.58

Finding the Fourth Proportional to 26,155.86, 39,233.45 and 6,434.58

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Solution

The fourth proportional to 26,155.86, 39,233.45 and 6,434.58 is: 9,651.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,155.86 : 39,233.45 = 6,434.58 : x
  2. Step 2: Convert to fraction form
    26,155.86/39,233.45 = 6,434.58/x
  3. Step 3: Cross multiply
    26,155.86x = 39,233.45 × 6,434.58
  4. Step 4: Simplify right side
    26,155.86x = 252,450,838.61
  5. Step 5: Solve for x
    x = 252,450,838.61/26,155.86
  6. Step 6: Final answer
    x = 9,651.79

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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.