Home / 25,749.51-38,617.29-9,107.34

Finding the Fourth Proportional to 25,749.51, 38,617.29 and 9,107.34

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Solution

The fourth proportional to 25,749.51, 38,617.29 and 9,107.34 is: 13,658.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,749.51 : 38,617.29 = 9,107.34 : x
  2. Step 2: Convert to fraction form
    25,749.51/38,617.29 = 9,107.34/x
  3. Step 3: Cross multiply
    25,749.51x = 38,617.29 × 9,107.34
  4. Step 4: Simplify right side
    25,749.51x = 351,700,789.91
  5. Step 5: Solve for x
    x = 351,700,789.91/25,749.51
  6. Step 6: Final answer
    x = 13,658.54

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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.