Home / 26,397.29-39,590.37-15,728.38

Finding the Fourth Proportional to 26,397.29, 39,590.37 and 15,728.38

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Solution

The fourth proportional to 26,397.29, 39,590.37 and 15,728.38 is: 23,589.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,397.29 : 39,590.37 = 15,728.38 : x
  2. Step 2: Convert to fraction form
    26,397.29/39,590.37 = 15,728.38/x
  3. Step 3: Cross multiply
    26,397.29x = 39,590.37 × 15,728.38
  4. Step 4: Simplify right side
    26,397.29x = 622,692,284.72
  5. Step 5: Solve for x
    x = 622,692,284.72/26,397.29
  6. Step 6: Final answer
    x = 23,589.25

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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.