Home / 26,239-36,199.56-17,291.20

Finding the Fourth Proportional to 26,239, 36,199.56 and 17,291.20

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Solution

The fourth proportional to 26,239, 36,199.56 and 17,291.20 is: 23,855.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,239 : 36,199.56 = 17,291.20 : x
  2. Step 2: Convert to fraction form
    26,239/36,199.56 = 17,291.20/x
  3. Step 3: Cross multiply
    26,239x = 36,199.56 × 17,291.20
  4. Step 4: Simplify right side
    26,239x = 625,933,831.87
  5. Step 5: Solve for x
    x = 625,933,831.87/26,239
  6. Step 6: Final answer
    x = 23,855.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.