Home / 39,366.15-59,031.44-11,279.77

Finding the Fourth Proportional to 39,366.15, 59,031.44 and 11,279.77

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Solution

The fourth proportional to 39,366.15, 59,031.44 and 11,279.77 is: 16,914.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,366.15 : 59,031.44 = 11,279.77 : x
  2. Step 2: Convert to fraction form
    39,366.15/59,031.44 = 11,279.77/x
  3. Step 3: Cross multiply
    39,366.15x = 59,031.44 × 11,279.77
  4. Step 4: Simplify right side
    39,366.15x = 665,860,946.59
  5. Step 5: Solve for x
    x = 665,860,946.59/39,366.15
  6. Step 6: Final answer
    x = 16,914.56

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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.