Home / 26,987.04-40,480.56-26,249.04

Finding the Fourth Proportional to 26,987.04, 40,480.56 and 26,249.04

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Solution

The fourth proportional to 26,987.04, 40,480.56 and 26,249.04 is: 39,373.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.04 : 40,480.56 = 26,249.04 : x
  2. Step 2: Convert to fraction form
    26,987.04/40,480.56 = 26,249.04/x
  3. Step 3: Cross multiply
    26,987.04x = 40,480.56 × 26,249.04
  4. Step 4: Simplify right side
    26,987.04x = 1,062,575,838.66
  5. Step 5: Solve for x
    x = 1,062,575,838.66/26,987.04
  6. Step 6: Final answer
    x = 39,373.56

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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.