Home / 15,795.33-21,797.55-9,082.28

Finding the Fourth Proportional to 15,795.33, 21,797.55 and 9,082.28

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Solution

The fourth proportional to 15,795.33, 21,797.55 and 9,082.28 is: 12,533.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,795.33 : 21,797.55 = 9,082.28 : x
  2. Step 2: Convert to fraction form
    15,795.33/21,797.55 = 9,082.28/x
  3. Step 3: Cross multiply
    15,795.33x = 21,797.55 × 9,082.28
  4. Step 4: Simplify right side
    15,795.33x = 197,971,343.43
  5. Step 5: Solve for x
    x = 197,971,343.43/15,795.33
  6. Step 6: Final answer
    x = 12,533.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.