Home / 14,720.76-22,078.98-4,860.36

Finding the Fourth Proportional to 14,720.76, 22,078.98 and 4,860.36

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Solution

The fourth proportional to 14,720.76, 22,078.98 and 4,860.36 is: 7,289.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,720.76 : 22,078.98 = 4,860.36 : x
  2. Step 2: Convert to fraction form
    14,720.76/22,078.98 = 4,860.36/x
  3. Step 3: Cross multiply
    14,720.76x = 22,078.98 × 4,860.36
  4. Step 4: Simplify right side
    14,720.76x = 107,311,791.23
  5. Step 5: Solve for x
    x = 107,311,791.23/14,720.76
  6. Step 6: Final answer
    x = 7,289.83

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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.