Home / 14,891.04-20,550.02-8,177.18

Finding the Fourth Proportional to 14,891.04, 20,550.02 and 8,177.18

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Solution

The fourth proportional to 14,891.04, 20,550.02 and 8,177.18 is: 11,284.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891.04 : 20,550.02 = 8,177.18 : x
  2. Step 2: Convert to fraction form
    14,891.04/20,550.02 = 8,177.18/x
  3. Step 3: Cross multiply
    14,891.04x = 20,550.02 × 8,177.18
  4. Step 4: Simplify right side
    14,891.04x = 168,041,068.91
  5. Step 5: Solve for x
    x = 168,041,068.91/14,891.04
  6. Step 6: Final answer
    x = 11,284.71

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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.