Home / 18,827.79-25,982.96-10,330.62

Finding the Fourth Proportional to 18,827.79, 25,982.96 and 10,330.62

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Solution

The fourth proportional to 18,827.79, 25,982.96 and 10,330.62 is: 14,256.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,827.79 : 25,982.96 = 10,330.62 : x
  2. Step 2: Convert to fraction form
    18,827.79/25,982.96 = 10,330.62/x
  3. Step 3: Cross multiply
    18,827.79x = 25,982.96 × 10,330.62
  4. Step 4: Simplify right side
    18,827.79x = 268,420,086.24
  5. Step 5: Solve for x
    x = 268,420,086.24/18,827.79
  6. Step 6: Final answer
    x = 14,256.59

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.