Home / 14,876.80-22,315.20-6,107.20

Finding the Fourth Proportional to 14,876.80, 22,315.20 and 6,107.20

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Solution

The fourth proportional to 14,876.80, 22,315.20 and 6,107.20 is: 9,160.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,876.80 : 22,315.20 = 6,107.20 : x
  2. Step 2: Convert to fraction form
    14,876.80/22,315.20 = 6,107.20/x
  3. Step 3: Cross multiply
    14,876.80x = 22,315.20 × 6,107.20
  4. Step 4: Simplify right side
    14,876.80x = 136,283,389.44
  5. Step 5: Solve for x
    x = 136,283,389.44/14,876.80
  6. Step 6: Final answer
    x = 9,160.80

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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.