Home / 18,411.76-27,621.42-5,933.44

Finding the Fourth Proportional to 18,411.76, 27,621.42 and 5,933.44

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Solution

The fourth proportional to 18,411.76, 27,621.42 and 5,933.44 is: 8,901.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,411.76 : 27,621.42 = 5,933.44 : x
  2. Step 2: Convert to fraction form
    18,411.76/27,621.42 = 5,933.44/x
  3. Step 3: Cross multiply
    18,411.76x = 27,621.42 × 5,933.44
  4. Step 4: Simplify right side
    18,411.76x = 163,890,038.28
  5. Step 5: Solve for x
    x = 163,890,038.28/18,411.76
  6. Step 6: Final answer
    x = 8,901.38

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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.