Home / 18,009.28-27,014.96-4,862.71

Finding the Fourth Proportional to 18,009.28, 27,014.96 and 4,862.71

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Solution

The fourth proportional to 18,009.28, 27,014.96 and 4,862.71 is: 7,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,009.28 : 27,014.96 = 4,862.71 : x
  2. Step 2: Convert to fraction form
    18,009.28/27,014.96 = 4,862.71/x
  3. Step 3: Cross multiply
    18,009.28x = 27,014.96 × 4,862.71
  4. Step 4: Simplify right side
    18,009.28x = 131,365,916.14
  5. Step 5: Solve for x
    x = 131,365,916.14/18,009.28
  6. Step 6: Final answer
    x = 7,294.35

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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.