Home / 39,000.92-58,512.72-14,040.52

Finding the Fourth Proportional to 39,000.92, 58,512.72 and 14,040.52

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Solution

The fourth proportional to 39,000.92, 58,512.72 and 14,040.52 is: 21,064.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,000.92 : 58,512.72 = 14,040.52 : x
  2. Step 2: Convert to fraction form
    39,000.92/58,512.72 = 14,040.52/x
  3. Step 3: Cross multiply
    39,000.92x = 58,512.72 × 14,040.52
  4. Step 4: Simplify right side
    39,000.92x = 821,549,015.41
  5. Step 5: Solve for x
    x = 821,549,015.41/39,000.92
  6. Step 6: Final answer
    x = 21,064.86

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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.