Home / 38,864.08-58,289.93-13,899.48

Finding the Fourth Proportional to 38,864.08, 58,289.93 and 13,899.48

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Solution

The fourth proportional to 38,864.08, 58,289.93 and 13,899.48 is: 20,847.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,864.08 : 58,289.93 = 13,899.48 : x
  2. Step 2: Convert to fraction form
    38,864.08/58,289.93 = 13,899.48/x
  3. Step 3: Cross multiply
    38,864.08x = 58,289.93 × 13,899.48
  4. Step 4: Simplify right side
    38,864.08x = 810,199,716.24
  5. Step 5: Solve for x
    x = 810,199,716.24/38,864.08
  6. Step 6: Final answer
    x = 20,847.01

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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.