Home / 38,896.10-58,346.12-18,923.93

Finding the Fourth Proportional to 38,896.10, 58,346.12 and 18,923.93

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Solution

The fourth proportional to 38,896.10, 58,346.12 and 18,923.93 is: 28,386.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,896.10 : 58,346.12 = 18,923.93 : x
  2. Step 2: Convert to fraction form
    38,896.10/58,346.12 = 18,923.93/x
  3. Step 3: Cross multiply
    38,896.10x = 58,346.12 × 18,923.93
  4. Step 4: Simplify right side
    38,896.10x = 1,104,137,865.03
  5. Step 5: Solve for x
    x = 1,104,137,865.03/38,896.10
  6. Step 6: Final answer
    x = 28,386.85

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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.