Home / 17,749.92-26,513.16-13,028.16

Finding the Fourth Proportional to 17,749.92, 26,513.16 and 13,028.16

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Solution

The fourth proportional to 17,749.92, 26,513.16 and 13,028.16 is: 19,460.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.92 : 26,513.16 = 13,028.16 : x
  2. Step 2: Convert to fraction form
    17,749.92/26,513.16 = 13,028.16/x
  3. Step 3: Cross multiply
    17,749.92x = 26,513.16 × 13,028.16
  4. Step 4: Simplify right side
    17,749.92x = 345,417,690.59
  5. Step 5: Solve for x
    x = 345,417,690.59/17,749.92
  6. Step 6: Final answer
    x = 19,460.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.