Home / 19,744.31-29,624.69-8,658.95

Finding the Fourth Proportional to 19,744.31, 29,624.69 and 8,658.95

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Solution

The fourth proportional to 19,744.31, 29,624.69 and 8,658.95 is: 12,992.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,744.31 : 29,624.69 = 8,658.95 : x
  2. Step 2: Convert to fraction form
    19,744.31/29,624.69 = 8,658.95/x
  3. Step 3: Cross multiply
    19,744.31x = 29,624.69 × 8,658.95
  4. Step 4: Simplify right side
    19,744.31x = 256,518,700.93
  5. Step 5: Solve for x
    x = 256,518,700.93/19,744.31
  6. Step 6: Final answer
    x = 12,992.03

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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.