Home / 10,090.17-15,110.55-8,324.37

Finding the Fourth Proportional to 10,090.17, 15,110.55 and 8,324.37

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Solution

The fourth proportional to 10,090.17, 15,110.55 and 8,324.37 is: 12,466.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.17 : 15,110.55 = 8,324.37 : x
  2. Step 2: Convert to fraction form
    10,090.17/15,110.55 = 8,324.37/x
  3. Step 3: Cross multiply
    10,090.17x = 15,110.55 × 8,324.37
  4. Step 4: Simplify right side
    10,090.17x = 125,785,809.10
  5. Step 5: Solve for x
    x = 125,785,809.10/10,090.17
  6. Step 6: Final answer
    x = 12,466.17

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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.