Home / 30,062.08-45,092.67-10,340.81

Finding the Fourth Proportional to 30,062.08, 45,092.67 and 10,340.81

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Solution

The fourth proportional to 30,062.08, 45,092.67 and 10,340.81 is: 15,511.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,062.08 : 45,092.67 = 10,340.81 : x
  2. Step 2: Convert to fraction form
    30,062.08/45,092.67 = 10,340.81/x
  3. Step 3: Cross multiply
    30,062.08x = 45,092.67 × 10,340.81
  4. Step 4: Simplify right side
    30,062.08x = 466,294,732.86
  5. Step 5: Solve for x
    x = 466,294,732.86/30,062.08
  6. Step 6: Final answer
    x = 15,511.06

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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.