Home / 15,134.72-22,709.04-6,810.24

Finding the Fourth Proportional to 15,134.72, 22,709.04 and 6,810.24

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Solution

The fourth proportional to 15,134.72, 22,709.04 and 6,810.24 is: 10,218.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,134.72 : 22,709.04 = 6,810.24 : x
  2. Step 2: Convert to fraction form
    15,134.72/22,709.04 = 6,810.24/x
  3. Step 3: Cross multiply
    15,134.72x = 22,709.04 × 6,810.24
  4. Step 4: Simplify right side
    15,134.72x = 154,654,012.57
  5. Step 5: Solve for x
    x = 154,654,012.57/15,134.72
  6. Step 6: Final answer
    x = 10,218.49

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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.