Home / 10,030.08-15,040.40-3,007.38

Finding the Fourth Proportional to 10,030.08, 15,040.40 and 3,007.38

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Solution

The fourth proportional to 10,030.08, 15,040.40 and 3,007.38 is: 4,509.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,030.08 : 15,040.40 = 3,007.38 : x
  2. Step 2: Convert to fraction form
    10,030.08/15,040.40 = 3,007.38/x
  3. Step 3: Cross multiply
    10,030.08x = 15,040.40 × 3,007.38
  4. Step 4: Simplify right side
    10,030.08x = 45,232,183.12
  5. Step 5: Solve for x
    x = 45,232,183.12/10,030.08
  6. Step 6: Final answer
    x = 4,509.65

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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.