Home / 15,330.09-22,991.49-4,236.53

Finding the Fourth Proportional to 15,330.09, 22,991.49 and 4,236.53

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Solution

The fourth proportional to 15,330.09, 22,991.49 and 4,236.53 is: 6,353.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,330.09 : 22,991.49 = 4,236.53 : x
  2. Step 2: Convert to fraction form
    15,330.09/22,991.49 = 4,236.53/x
  3. Step 3: Cross multiply
    15,330.09x = 22,991.49 × 4,236.53
  4. Step 4: Simplify right side
    15,330.09x = 97,404,194.61
  5. Step 5: Solve for x
    x = 97,404,194.61/15,330.09
  6. Step 6: Final answer
    x = 6,353.79

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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.