Home / 25,768.24-38,622.66-11,707.20

Finding the Fourth Proportional to 25,768.24, 38,622.66 and 11,707.20

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Solution

The fourth proportional to 25,768.24, 38,622.66 and 11,707.20 is: 17,547.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,768.24 : 38,622.66 = 11,707.20 : x
  2. Step 2: Convert to fraction form
    25,768.24/38,622.66 = 11,707.20/x
  3. Step 3: Cross multiply
    25,768.24x = 38,622.66 × 11,707.20
  4. Step 4: Simplify right side
    25,768.24x = 452,163,205.15
  5. Step 5: Solve for x
    x = 452,163,205.15/25,768.24
  6. Step 6: Final answer
    x = 17,547.31

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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.