Home / 13,022.16-19,525.71-11,465.28

Finding the Fourth Proportional to 13,022.16, 19,525.71 and 11,465.28

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Solution

The fourth proportional to 13,022.16, 19,525.71 and 11,465.28 is: 17,191.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,022.16 : 19,525.71 = 11,465.28 : x
  2. Step 2: Convert to fraction form
    13,022.16/19,525.71 = 11,465.28/x
  3. Step 3: Cross multiply
    13,022.16x = 19,525.71 × 11,465.28
  4. Step 4: Simplify right side
    13,022.16x = 223,867,732.35
  5. Step 5: Solve for x
    x = 223,867,732.35/13,022.16
  6. Step 6: Final answer
    x = 17,191.29

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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.