Home / 36,405.05-54,568.69-25,985.21

Finding the Fourth Proportional to 36,405.05, 54,568.69 and 25,985.21

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Solution

The fourth proportional to 36,405.05, 54,568.69 and 25,985.21 is: 38,950.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,405.05 : 54,568.69 = 25,985.21 : x
  2. Step 2: Convert to fraction form
    36,405.05/54,568.69 = 25,985.21/x
  3. Step 3: Cross multiply
    36,405.05x = 54,568.69 × 25,985.21
  4. Step 4: Simplify right side
    36,405.05x = 1,417,978,531.27
  5. Step 5: Solve for x
    x = 1,417,978,531.27/36,405.05
  6. Step 6: Final answer
    x = 38,950.06

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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.