Home / 19,834.30-29,750.58-6,686.62

Finding the Fourth Proportional to 19,834.30, 29,750.58 and 6,686.62

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Solution

The fourth proportional to 19,834.30, 29,750.58 and 6,686.62 is: 10,029.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,834.30 : 29,750.58 = 6,686.62 : x
  2. Step 2: Convert to fraction form
    19,834.30/29,750.58 = 6,686.62/x
  3. Step 3: Cross multiply
    19,834.30x = 29,750.58 × 6,686.62
  4. Step 4: Simplify right side
    19,834.30x = 198,930,823.24
  5. Step 5: Solve for x
    x = 198,930,823.24/19,834.30
  6. Step 6: Final answer
    x = 10,029.64

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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.