Home / 36,547.05-54,820.59-13,755.18

Finding the Fourth Proportional to 36,547.05, 54,820.59 and 13,755.18

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Solution

The fourth proportional to 36,547.05, 54,820.59 and 13,755.18 is: 20,632.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,547.05 : 54,820.59 = 13,755.18 : x
  2. Step 2: Convert to fraction form
    36,547.05/54,820.59 = 13,755.18/x
  3. Step 3: Cross multiply
    36,547.05x = 54,820.59 × 13,755.18
  4. Step 4: Simplify right side
    36,547.05x = 754,067,083.16
  5. Step 5: Solve for x
    x = 754,067,083.16/36,547.05
  6. Step 6: Final answer
    x = 20,632.78

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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.