Home / 15,090.30-22,635.45-11,202.30

Finding the Fourth Proportional to 15,090.30, 22,635.45 and 11,202.30

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Solution

The fourth proportional to 15,090.30, 22,635.45 and 11,202.30 is: 16,803.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.30 : 22,635.45 = 11,202.30 : x
  2. Step 2: Convert to fraction form
    15,090.30/22,635.45 = 11,202.30/x
  3. Step 3: Cross multiply
    15,090.30x = 22,635.45 × 11,202.30
  4. Step 4: Simplify right side
    15,090.30x = 253,569,101.54
  5. Step 5: Solve for x
    x = 253,569,101.54/15,090.30
  6. Step 6: Final answer
    x = 16,803.45

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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.