Home / 39,917.44-59,859.69-13,624.30

Finding the Fourth Proportional to 39,917.44, 59,859.69 and 13,624.30

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Solution

The fourth proportional to 39,917.44, 59,859.69 and 13,624.30 is: 20,430.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,917.44 : 59,859.69 = 13,624.30 : x
  2. Step 2: Convert to fraction form
    39,917.44/59,859.69 = 13,624.30/x
  3. Step 3: Cross multiply
    39,917.44x = 59,859.69 × 13,624.30
  4. Step 4: Simplify right side
    39,917.44x = 815,546,374.47
  5. Step 5: Solve for x
    x = 815,546,374.47/39,917.44
  6. Step 6: Final answer
    x = 20,430.83

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1.5x scale

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.