Home / 32,218.80-44,458.20-19,479.66

Finding the Fourth Proportional to 32,218.80, 44,458.20 and 19,479.66

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Solution

The fourth proportional to 32,218.80, 44,458.20 and 19,479.66 is: 26,879.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,218.80 : 44,458.20 = 19,479.66 : x
  2. Step 2: Convert to fraction form
    32,218.80/44,458.20 = 19,479.66/x
  3. Step 3: Cross multiply
    32,218.80x = 44,458.20 × 19,479.66
  4. Step 4: Simplify right side
    32,218.80x = 866,030,620.21
  5. Step 5: Solve for x
    x = 866,030,620.21/32,218.80
  6. Step 6: Final answer
    x = 26,879.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.