Home / 15,093.08-22,631.40-5,231.56

Finding the Fourth Proportional to 15,093.08, 22,631.40 and 5,231.56

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Solution

The fourth proportional to 15,093.08, 22,631.40 and 5,231.56 is: 7,844.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,093.08 : 22,631.40 = 5,231.56 : x
  2. Step 2: Convert to fraction form
    15,093.08/22,631.40 = 5,231.56/x
  3. Step 3: Cross multiply
    15,093.08x = 22,631.40 × 5,231.56
  4. Step 4: Simplify right side
    15,093.08x = 118,397,526.98
  5. Step 5: Solve for x
    x = 118,397,526.98/15,093.08
  6. Step 6: Final answer
    x = 7,844.49

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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.