Home / 19,658.54-29,483.22-5,618.18

Finding the Fourth Proportional to 19,658.54, 29,483.22 and 5,618.18

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Solution

The fourth proportional to 19,658.54, 29,483.22 and 5,618.18 is: 8,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658.54 : 29,483.22 = 5,618.18 : x
  2. Step 2: Convert to fraction form
    19,658.54/29,483.22 = 5,618.18/x
  3. Step 3: Cross multiply
    19,658.54x = 29,483.22 × 5,618.18
  4. Step 4: Simplify right side
    19,658.54x = 165,642,036.94
  5. Step 5: Solve for x
    x = 165,642,036.94/19,658.54
  6. Step 6: Final answer
    x = 8,425.96

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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.