Home / 14,579.43-21,869.16-4,191.18

Finding the Fourth Proportional to 14,579.43, 21,869.16 and 4,191.18

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Solution

The fourth proportional to 14,579.43, 21,869.16 and 4,191.18 is: 6,286.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,579.43 : 21,869.16 = 4,191.18 : x
  2. Step 2: Convert to fraction form
    14,579.43/21,869.16 = 4,191.18/x
  3. Step 3: Cross multiply
    14,579.43x = 21,869.16 × 4,191.18
  4. Step 4: Simplify right side
    14,579.43x = 91,657,586.01
  5. Step 5: Solve for x
    x = 91,657,586.01/14,579.43
  6. Step 6: Final answer
    x = 6,286.77

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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.