Home / 17,022.82-23,509.43-15,167.52

Finding the Fourth Proportional to 17,022.82, 23,509.43 and 15,167.52

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Solution

The fourth proportional to 17,022.82, 23,509.43 and 15,167.52 is: 20,947.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,022.82 : 23,509.43 = 15,167.52 : x
  2. Step 2: Convert to fraction form
    17,022.82/23,509.43 = 15,167.52/x
  3. Step 3: Cross multiply
    17,022.82x = 23,509.43 × 15,167.52
  4. Step 4: Simplify right side
    17,022.82x = 356,579,749.71
  5. Step 5: Solve for x
    x = 356,579,749.71/17,022.82
  6. Step 6: Final answer
    x = 20,947.16

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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.