Home / 16,823.76-25,240.56-4,977.83

Finding the Fourth Proportional to 16,823.76, 25,240.56 and 4,977.83

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Solution

The fourth proportional to 16,823.76, 25,240.56 and 4,977.83 is: 7,468.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,823.76 : 25,240.56 = 4,977.83 : x
  2. Step 2: Convert to fraction form
    16,823.76/25,240.56 = 4,977.83/x
  3. Step 3: Cross multiply
    16,823.76x = 25,240.56 × 4,977.83
  4. Step 4: Simplify right side
    16,823.76x = 125,643,216.78
  5. Step 5: Solve for x
    x = 125,643,216.78/16,823.76
  6. Step 6: Final answer
    x = 7,468.20

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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.