Home / 14,977.86-22,461.92-4,979.92

Finding the Fourth Proportional to 14,977.86, 22,461.92 and 4,979.92

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Solution

The fourth proportional to 14,977.86, 22,461.92 and 4,979.92 is: 7,468.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977.86 : 22,461.92 = 4,979.92 : x
  2. Step 2: Convert to fraction form
    14,977.86/22,461.92 = 4,979.92/x
  3. Step 3: Cross multiply
    14,977.86x = 22,461.92 × 4,979.92
  4. Step 4: Simplify right side
    14,977.86x = 111,858,564.65
  5. Step 5: Solve for x
    x = 111,858,564.65/14,977.86
  6. Step 6: Final answer
    x = 7,468.26

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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.