Home / 15,176.52-22,765.86-4,788

Finding the Fourth Proportional to 15,176.52, 22,765.86 and 4,788

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Solution

The fourth proportional to 15,176.52, 22,765.86 and 4,788 is: 7,182.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,176.52 : 22,765.86 = 4,788 : x
  2. Step 2: Convert to fraction form
    15,176.52/22,765.86 = 4,788/x
  3. Step 3: Cross multiply
    15,176.52x = 22,765.86 × 4,788
  4. Step 4: Simplify right side
    15,176.52x = 109,002,937.68
  5. Step 5: Solve for x
    x = 109,002,937.68/15,176.52
  6. Step 6: Final answer
    x = 7,182.34

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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.