Home / 22,818.69-34,230.06-8,782.20

Finding the Fourth Proportional to 22,818.69, 34,230.06 and 8,782.20

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Solution

The fourth proportional to 22,818.69, 34,230.06 and 8,782.20 is: 13,174.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,818.69 : 34,230.06 = 8,782.20 : x
  2. Step 2: Convert to fraction form
    22,818.69/34,230.06 = 8,782.20/x
  3. Step 3: Cross multiply
    22,818.69x = 34,230.06 × 8,782.20
  4. Step 4: Simplify right side
    22,818.69x = 300,615,232.93
  5. Step 5: Solve for x
    x = 300,615,232.93/22,818.69
  6. Step 6: Final answer
    x = 13,174.08

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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.