Home / 15,109.12-22,674.62-8,548.12

Finding the Fourth Proportional to 15,109.12, 22,674.62 and 8,548.12

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Solution

The fourth proportional to 15,109.12, 22,674.62 and 8,548.12 is: 12,828.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,109.12 : 22,674.62 = 8,548.12 : x
  2. Step 2: Convert to fraction form
    15,109.12/22,674.62 = 8,548.12/x
  3. Step 3: Cross multiply
    15,109.12x = 22,674.62 × 8,548.12
  4. Step 4: Simplify right side
    15,109.12x = 193,825,372.71
  5. Step 5: Solve for x
    x = 193,825,372.71/15,109.12
  6. Step 6: Final answer
    x = 12,828.37

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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.