Home / 39,365.96-59,031.83-11,279.82

Finding the Fourth Proportional to 39,365.96, 59,031.83 and 11,279.82

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Solution

The fourth proportional to 39,365.96, 59,031.83 and 11,279.82 is: 16,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,365.96 : 59,031.83 = 11,279.82 : x
  2. Step 2: Convert to fraction form
    39,365.96/59,031.83 = 11,279.82/x
  3. Step 3: Cross multiply
    39,365.96x = 59,031.83 × 11,279.82
  4. Step 4: Simplify right side
    39,365.96x = 665,868,416.67
  5. Step 5: Solve for x
    x = 665,868,416.67/39,365.96
  6. Step 6: Final answer
    x = 16,914.83

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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.