Home / 47,465.13-65,471.02-30,442.41

Finding the Fourth Proportional to 47,465.13, 65,471.02 and 30,442.41

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Solution

The fourth proportional to 47,465.13, 65,471.02 and 30,442.41 is: 41,990.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,465.13 : 65,471.02 = 30,442.41 : x
  2. Step 2: Convert to fraction form
    47,465.13/65,471.02 = 30,442.41/x
  3. Step 3: Cross multiply
    47,465.13x = 65,471.02 × 30,442.41
  4. Step 4: Simplify right side
    47,465.13x = 1,993,095,557.85
  5. Step 5: Solve for x
    x = 1,993,095,557.85/47,465.13
  6. Step 6: Final answer
    x = 41,990.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.