Home / 19,658.75-29,461.85-7,167.04

Finding the Fourth Proportional to 19,658.75, 29,461.85 and 7,167.04

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Solution

The fourth proportional to 19,658.75, 29,461.85 and 7,167.04 is: 10,740.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,658.75 : 29,461.85 = 7,167.04 : x
  2. Step 2: Convert to fraction form
    19,658.75/29,461.85 = 7,167.04/x
  3. Step 3: Cross multiply
    19,658.75x = 29,461.85 × 7,167.04
  4. Step 4: Simplify right side
    19,658.75x = 211,154,074.28
  5. Step 5: Solve for x
    x = 211,154,074.28/19,658.75
  6. Step 6: Final answer
    x = 10,740.97

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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.