Home / 10,294.24-15,448.56-7,181.68

Finding the Fourth Proportional to 10,294.24, 15,448.56 and 7,181.68

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Solution

The fourth proportional to 10,294.24, 15,448.56 and 7,181.68 is: 10,777.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,294.24 : 15,448.56 = 7,181.68 : x
  2. Step 2: Convert to fraction form
    10,294.24/15,448.56 = 7,181.68/x
  3. Step 3: Cross multiply
    10,294.24x = 15,448.56 × 7,181.68
  4. Step 4: Simplify right side
    10,294.24x = 110,946,614.38
  5. Step 5: Solve for x
    x = 110,946,614.38/10,294.24
  6. Step 6: Final answer
    x = 10,777.54

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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.