Home / 36,010.80-53,987.40-15,217.20

Finding the Fourth Proportional to 36,010.80, 53,987.40 and 15,217.20

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Solution

The fourth proportional to 36,010.80, 53,987.40 and 15,217.20 is: 22,813.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,010.80 : 53,987.40 = 15,217.20 : x
  2. Step 2: Convert to fraction form
    36,010.80/53,987.40 = 15,217.20/x
  3. Step 3: Cross multiply
    36,010.80x = 53,987.40 × 15,217.20
  4. Step 4: Simplify right side
    36,010.80x = 821,537,063.28
  5. Step 5: Solve for x
    x = 821,537,063.28/36,010.80
  6. Step 6: Final answer
    x = 22,813.63

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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.