Home / 18,826.04-28,241.24-6,341.78

Finding the Fourth Proportional to 18,826.04, 28,241.24 and 6,341.78

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Solution

The fourth proportional to 18,826.04, 28,241.24 and 6,341.78 is: 9,513.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,826.04 : 28,241.24 = 6,341.78 : x
  2. Step 2: Convert to fraction form
    18,826.04/28,241.24 = 6,341.78/x
  3. Step 3: Cross multiply
    18,826.04x = 28,241.24 × 6,341.78
  4. Step 4: Simplify right side
    18,826.04x = 179,099,731.01
  5. Step 5: Solve for x
    x = 179,099,731.01/18,826.04
  6. Step 6: Final answer
    x = 9,513.40

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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.