Home / 38,155.43-52,643.76-30,063.99

Finding the Fourth Proportional to 38,155.43, 52,643.76 and 30,063.99

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Solution

The fourth proportional to 38,155.43, 52,643.76 and 30,063.99 is: 41,479.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,155.43 : 52,643.76 = 30,063.99 : x
  2. Step 2: Convert to fraction form
    38,155.43/52,643.76 = 30,063.99/x
  3. Step 3: Cross multiply
    38,155.43x = 52,643.76 × 30,063.99
  4. Step 4: Simplify right side
    38,155.43x = 1,582,681,474.20
  5. Step 5: Solve for x
    x = 1,582,681,474.20/38,155.43
  6. Step 6: Final answer
    x = 41,479.85

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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.