Home / 38,806.42-58,209.99-15,438.82

Finding the Fourth Proportional to 38,806.42, 58,209.99 and 15,438.82

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Solution

The fourth proportional to 38,806.42, 58,209.99 and 15,438.82 is: 23,158.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,806.42 : 58,209.99 = 15,438.82 : x
  2. Step 2: Convert to fraction form
    38,806.42/58,209.99 = 15,438.82/x
  3. Step 3: Cross multiply
    38,806.42x = 58,209.99 × 15,438.82
  4. Step 4: Simplify right side
    38,806.42x = 898,693,557.81
  5. Step 5: Solve for x
    x = 898,693,557.81/38,806.42
  6. Step 6: Final answer
    x = 23,158.37

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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.