Home / 16,513.46-22,775.88-11,133.92

Finding the Fourth Proportional to 16,513.46, 22,775.88 and 11,133.92

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Solution

The fourth proportional to 16,513.46, 22,775.88 and 11,133.92 is: 15,356.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,513.46 : 22,775.88 = 11,133.92 : x
  2. Step 2: Convert to fraction form
    16,513.46/22,775.88 = 11,133.92/x
  3. Step 3: Cross multiply
    16,513.46x = 22,775.88 × 11,133.92
  4. Step 4: Simplify right side
    16,513.46x = 253,584,825.85
  5. Step 5: Solve for x
    x = 253,584,825.85/16,513.46
  6. Step 6: Final answer
    x = 15,356.25

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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.