Home / 16,775.28-23,152.14-11,109.24

Finding the Fourth Proportional to 16,775.28, 23,152.14 and 11,109.24

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Solution

The fourth proportional to 16,775.28, 23,152.14 and 11,109.24 is: 15,332.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,775.28 : 23,152.14 = 11,109.24 : x
  2. Step 2: Convert to fraction form
    16,775.28/23,152.14 = 11,109.24/x
  3. Step 3: Cross multiply
    16,775.28x = 23,152.14 × 11,109.24
  4. Step 4: Simplify right side
    16,775.28x = 257,202,679.77
  5. Step 5: Solve for x
    x = 257,202,679.77/16,775.28
  6. Step 6: Final answer
    x = 15,332.24

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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.