Home / 14,184.90-19,562.42-8,880.20

Finding the Fourth Proportional to 14,184.90, 19,562.42 and 8,880.20

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Solution

The fourth proportional to 14,184.90, 19,562.42 and 8,880.20 is: 12,246.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,184.90 : 19,562.42 = 8,880.20 : x
  2. Step 2: Convert to fraction form
    14,184.90/19,562.42 = 8,880.20/x
  3. Step 3: Cross multiply
    14,184.90x = 19,562.42 × 8,880.20
  4. Step 4: Simplify right side
    14,184.90x = 173,718,202.08
  5. Step 5: Solve for x
    x = 173,718,202.08/14,184.90
  6. Step 6: Final answer
    x = 12,246.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.