Home / 15,090.15-22,627.62-5,226.78

Finding the Fourth Proportional to 15,090.15, 22,627.62 and 5,226.78

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Solution

The fourth proportional to 15,090.15, 22,627.62 and 5,226.78 is: 7,837.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.15 : 22,627.62 = 5,226.78 : x
  2. Step 2: Convert to fraction form
    15,090.15/22,627.62 = 5,226.78/x
  3. Step 3: Cross multiply
    15,090.15x = 22,627.62 × 5,226.78
  4. Step 4: Simplify right side
    15,090.15x = 118,269,491.59
  5. Step 5: Solve for x
    x = 118,269,491.59/15,090.15
  6. Step 6: Final answer
    x = 7,837.53

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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.