Home / 26,040.16-39,060.24-7,319.44

Finding the Fourth Proportional to 26,040.16, 39,060.24 and 7,319.44

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Solution

The fourth proportional to 26,040.16, 39,060.24 and 7,319.44 is: 10,979.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,040.16 : 39,060.24 = 7,319.44 : x
  2. Step 2: Convert to fraction form
    26,040.16/39,060.24 = 7,319.44/x
  3. Step 3: Cross multiply
    26,040.16x = 39,060.24 × 7,319.44
  4. Step 4: Simplify right side
    26,040.16x = 285,899,083.07
  5. Step 5: Solve for x
    x = 285,899,083.07/26,040.16
  6. Step 6: Final answer
    x = 10,979.16

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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.