Home / 18,030.23-27,047.90-5,551.29

Finding the Fourth Proportional to 18,030.23, 27,047.90 and 5,551.29

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Solution

The fourth proportional to 18,030.23, 27,047.90 and 5,551.29 is: 8,327.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.23 : 27,047.90 = 5,551.29 : x
  2. Step 2: Convert to fraction form
    18,030.23/27,047.90 = 5,551.29/x
  3. Step 3: Cross multiply
    18,030.23x = 27,047.90 × 5,551.29
  4. Step 4: Simplify right side
    18,030.23x = 150,150,750.67
  5. Step 5: Solve for x
    x = 150,150,750.67/18,030.23
  6. Step 6: Final answer
    x = 8,327.72

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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.