Home / 17,499.48-26,137.68-15,831.05

Finding the Fourth Proportional to 17,499.48, 26,137.68 and 15,831.05

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Solution

The fourth proportional to 17,499.48, 26,137.68 and 15,831.05 is: 23,645.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,499.48 : 26,137.68 = 15,831.05 : x
  2. Step 2: Convert to fraction form
    17,499.48/26,137.68 = 15,831.05/x
  3. Step 3: Cross multiply
    17,499.48x = 26,137.68 × 15,831.05
  4. Step 4: Simplify right side
    17,499.48x = 413,786,788.28
  5. Step 5: Solve for x
    x = 413,786,788.28/17,499.48
  6. Step 6: Final answer
    x = 23,645.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.