Home / 36,515.36-54,780.43-15,455.36

Finding the Fourth Proportional to 36,515.36, 54,780.43 and 15,455.36

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Solution

The fourth proportional to 36,515.36, 54,780.43 and 15,455.36 is: 23,186.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,515.36 : 54,780.43 = 15,455.36 : x
  2. Step 2: Convert to fraction form
    36,515.36/54,780.43 = 15,455.36/x
  3. Step 3: Cross multiply
    36,515.36x = 54,780.43 × 15,455.36
  4. Step 4: Simplify right side
    36,515.36x = 846,651,266.60
  5. Step 5: Solve for x
    x = 846,651,266.60/36,515.36
  6. Step 6: Final answer
    x = 23,186.17

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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.