Home / 26,854.93-40,279.56-7,135.48

Finding the Fourth Proportional to 26,854.93, 40,279.56 and 7,135.48

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Solution

The fourth proportional to 26,854.93, 40,279.56 and 7,135.48 is: 10,702.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,854.93 : 40,279.56 = 7,135.48 : x
  2. Step 2: Convert to fraction form
    26,854.93/40,279.56 = 7,135.48/x
  3. Step 3: Cross multiply
    26,854.93x = 40,279.56 × 7,135.48
  4. Step 4: Simplify right side
    26,854.93x = 287,413,994.79
  5. Step 5: Solve for x
    x = 287,413,994.79/26,854.93
  6. Step 6: Final answer
    x = 10,702.47

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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.