Home / 10,030.10-15,016.35-8,993.30

Finding the Fourth Proportional to 10,030.10, 15,016.35 and 8,993.30

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Solution

The fourth proportional to 10,030.10, 15,016.35 and 8,993.30 is: 13,464.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.10 : 15,016.35 = 8,993.30 : x
  2. Step 2: Convert to fraction form
    10,030.10/15,016.35 = 8,993.30/x
  3. Step 3: Cross multiply
    10,030.10x = 15,016.35 × 8,993.30
  4. Step 4: Simplify right side
    10,030.10x = 135,046,540.46
  5. Step 5: Solve for x
    x = 135,046,540.46/10,030.10
  6. Step 6: Final answer
    x = 13,464.13

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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.