Home / 19,479.12-29,223.96-16,351.68

Finding the Fourth Proportional to 19,479.12, 29,223.96 and 16,351.68

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Solution

The fourth proportional to 19,479.12, 29,223.96 and 16,351.68 is: 24,531.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479.12 : 29,223.96 = 16,351.68 : x
  2. Step 2: Convert to fraction form
    19,479.12/29,223.96 = 16,351.68/x
  3. Step 3: Cross multiply
    19,479.12x = 29,223.96 × 16,351.68
  4. Step 4: Simplify right side
    19,479.12x = 477,860,842.25
  5. Step 5: Solve for x
    x = 477,860,842.25/19,479.12
  6. Step 6: Final answer
    x = 24,531.95

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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.