Home / 18,963.10-28,445.26-6,482.62

Finding the Fourth Proportional to 18,963.10, 28,445.26 and 6,482.62

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Solution

The fourth proportional to 18,963.10, 28,445.26 and 6,482.62 is: 9,724.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,963.10 : 28,445.26 = 6,482.62 : x
  2. Step 2: Convert to fraction form
    18,963.10/28,445.26 = 6,482.62/x
  3. Step 3: Cross multiply
    18,963.10x = 28,445.26 × 6,482.62
  4. Step 4: Simplify right side
    18,963.10x = 184,399,855.04
  5. Step 5: Solve for x
    x = 184,399,855.04/18,963.10
  6. Step 6: Final answer
    x = 9,724.14

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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.