Home / 14,880.96-22,319.01-5,518.79

Finding the Fourth Proportional to 14,880.96, 22,319.01 and 5,518.79

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Solution

The fourth proportional to 14,880.96, 22,319.01 and 5,518.79 is: 8,277.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,880.96 : 22,319.01 = 5,518.79 : x
  2. Step 2: Convert to fraction form
    14,880.96/22,319.01 = 5,518.79/x
  3. Step 3: Cross multiply
    14,880.96x = 22,319.01 × 5,518.79
  4. Step 4: Simplify right side
    14,880.96x = 123,173,817.60
  5. Step 5: Solve for x
    x = 123,173,817.60/14,880.96
  6. Step 6: Final answer
    x = 8,277.28

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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.