Home / 17,216.64-23,684.40-15,082.56

Finding the Fourth Proportional to 17,216.64, 23,684.40 and 15,082.56

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Solution

The fourth proportional to 17,216.64, 23,684.40 and 15,082.56 is: 20,748.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,216.64 : 23,684.40 = 15,082.56 : x
  2. Step 2: Convert to fraction form
    17,216.64/23,684.40 = 15,082.56/x
  3. Step 3: Cross multiply
    17,216.64x = 23,684.40 × 15,082.56
  4. Step 4: Simplify right side
    17,216.64x = 357,221,384.06
  5. Step 5: Solve for x
    x = 357,221,384.06/17,216.64
  6. Step 6: Final answer
    x = 20,748.61

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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.