Home / 22,779.92-34,174.89-6,987.13

Finding the Fourth Proportional to 22,779.92, 34,174.89 and 6,987.13

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Solution

The fourth proportional to 22,779.92, 34,174.89 and 6,987.13 is: 10,482.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779.92 : 34,174.89 = 6,987.13 : x
  2. Step 2: Convert to fraction form
    22,779.92/34,174.89 = 6,987.13/x
  3. Step 3: Cross multiply
    22,779.92x = 34,174.89 × 6,987.13
  4. Step 4: Simplify right side
    22,779.92x = 238,784,313.73
  5. Step 5: Solve for x
    x = 238,784,313.73/22,779.92
  6. Step 6: Final answer
    x = 10,482.23

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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.