Home / 27,135.40-40,703.10-23,854.90

Finding the Fourth Proportional to 27,135.40, 40,703.10 and 23,854.90

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Solution

The fourth proportional to 27,135.40, 40,703.10 and 23,854.90 is: 35,782.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,135.40 : 40,703.10 = 23,854.90 : x
  2. Step 2: Convert to fraction form
    27,135.40/40,703.10 = 23,854.90/x
  3. Step 3: Cross multiply
    27,135.40x = 40,703.10 × 23,854.90
  4. Step 4: Simplify right side
    27,135.40x = 970,968,380.19
  5. Step 5: Solve for x
    x = 970,968,380.19/27,135.40
  6. Step 6: Final answer
    x = 35,782.35

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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.