Home / 26,448.48-36,498.89-15,118.21

Finding the Fourth Proportional to 26,448.48, 36,498.89 and 15,118.21

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Solution

The fourth proportional to 26,448.48, 36,498.89 and 15,118.21 is: 20,863.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,448.48 : 36,498.89 = 15,118.21 : x
  2. Step 2: Convert to fraction form
    26,448.48/36,498.89 = 15,118.21/x
  3. Step 3: Cross multiply
    26,448.48x = 36,498.89 × 15,118.21
  4. Step 4: Simplify right side
    26,448.48x = 551,797,883.79
  5. Step 5: Solve for x
    x = 551,797,883.79/26,448.48
  6. Step 6: Final answer
    x = 20,863.12

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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.