Home / 19,085.94-28,621.89-6,602.76

Finding the Fourth Proportional to 19,085.94, 28,621.89 and 6,602.76

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Solution

The fourth proportional to 19,085.94, 28,621.89 and 6,602.76 is: 9,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,085.94 : 28,621.89 = 6,602.76 : x
  2. Step 2: Convert to fraction form
    19,085.94/28,621.89 = 6,602.76/x
  3. Step 3: Cross multiply
    19,085.94x = 28,621.89 × 6,602.76
  4. Step 4: Simplify right side
    19,085.94x = 188,983,470.42
  5. Step 5: Solve for x
    x = 188,983,470.42/19,085.94
  6. Step 6: Final answer
    x = 9,901.71

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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.