Home / 15,356.44-22,997.76-8,762.64

Finding the Fourth Proportional to 15,356.44, 22,997.76 and 8,762.64

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Solution

The fourth proportional to 15,356.44, 22,997.76 and 8,762.64 is: 13,122.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,356.44 : 22,997.76 = 8,762.64 : x
  2. Step 2: Convert to fraction form
    15,356.44/22,997.76 = 8,762.64/x
  3. Step 3: Cross multiply
    15,356.44x = 22,997.76 × 8,762.64
  4. Step 4: Simplify right side
    15,356.44x = 201,521,091.69
  5. Step 5: Solve for x
    x = 201,521,091.69/15,356.44
  6. Step 6: Final answer
    x = 13,122.90

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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.