Home / 26,987.12-40,212.40-24,042.80

Finding the Fourth Proportional to 26,987.12, 40,212.40 and 24,042.80

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Solution

The fourth proportional to 26,987.12, 40,212.40 and 24,042.80 is: 35,825.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,987.12 : 40,212.40 = 24,042.80 : x
  2. Step 2: Convert to fraction form
    26,987.12/40,212.40 = 24,042.80/x
  3. Step 3: Cross multiply
    26,987.12x = 40,212.40 × 24,042.80
  4. Step 4: Simplify right side
    26,987.12x = 966,818,690.72
  5. Step 5: Solve for x
    x = 966,818,690.72/26,987.12
  6. Step 6: Final answer
    x = 35,825.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.