Home / 13,329.48-19,987.52-4,441.66

Finding the Fourth Proportional to 13,329.48, 19,987.52 and 4,441.66

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Solution

The fourth proportional to 13,329.48, 19,987.52 and 4,441.66 is: 6,660.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,329.48 : 19,987.52 = 4,441.66 : x
  2. Step 2: Convert to fraction form
    13,329.48/19,987.52 = 4,441.66/x
  3. Step 3: Cross multiply
    13,329.48x = 19,987.52 × 4,441.66
  4. Step 4: Simplify right side
    13,329.48x = 88,777,808.34
  5. Step 5: Solve for x
    x = 88,777,808.34/13,329.48
  6. Step 6: Final answer
    x = 6,660.26

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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.