Home / 26,448.12-39,671.46-7,727.40

Finding the Fourth Proportional to 26,448.12, 39,671.46 and 7,727.40

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Solution

The fourth proportional to 26,448.12, 39,671.46 and 7,727.40 is: 11,590.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.12 : 39,671.46 = 7,727.40 : x
  2. Step 2: Convert to fraction form
    26,448.12/39,671.46 = 7,727.40/x
  3. Step 3: Cross multiply
    26,448.12x = 39,671.46 × 7,727.40
  4. Step 4: Simplify right side
    26,448.12x = 306,557,240.00
  5. Step 5: Solve for x
    x = 306,557,240.00/26,448.12
  6. Step 6: Final answer
    x = 11,590.89

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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.