Home / 19,116.10-28,674.15-5,969.80

Finding the Fourth Proportional to 19,116.10, 28,674.15 and 5,969.80

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Solution

The fourth proportional to 19,116.10, 28,674.15 and 5,969.80 is: 8,954.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.10 : 28,674.15 = 5,969.80 : x
  2. Step 2: Convert to fraction form
    19,116.10/28,674.15 = 5,969.80/x
  3. Step 3: Cross multiply
    19,116.10x = 28,674.15 × 5,969.80
  4. Step 4: Simplify right side
    19,116.10x = 171,178,940.67
  5. Step 5: Solve for x
    x = 171,178,940.67/19,116.10
  6. Step 6: Final answer
    x = 8,954.70

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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.