Home / 26,853.93-40,278.06-7,134.48

Finding the Fourth Proportional to 26,853.93, 40,278.06 and 7,134.48

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Solution

The fourth proportional to 26,853.93, 40,278.06 and 7,134.48 is: 10,700.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,853.93 : 40,278.06 = 7,134.48 : x
  2. Step 2: Convert to fraction form
    26,853.93/40,278.06 = 7,134.48/x
  3. Step 3: Cross multiply
    26,853.93x = 40,278.06 × 7,134.48
  4. Step 4: Simplify right side
    26,853.93x = 287,363,013.51
  5. Step 5: Solve for x
    x = 287,363,013.51/26,853.93
  6. Step 6: Final answer
    x = 10,700.97

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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.