Home / 39,292.30-58,938.99-11,212.34

Finding the Fourth Proportional to 39,292.30, 58,938.99 and 11,212.34

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Solution

The fourth proportional to 39,292.30, 58,938.99 and 11,212.34 is: 16,818.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,292.30 : 58,938.99 = 11,212.34 : x
  2. Step 2: Convert to fraction form
    39,292.30/58,938.99 = 11,212.34/x
  3. Step 3: Cross multiply
    39,292.30x = 58,938.99 × 11,212.34
  4. Step 4: Simplify right side
    39,292.30x = 660,844,155.69
  5. Step 5: Solve for x
    x = 660,844,155.69/39,292.30
  6. Step 6: Final answer
    x = 16,818.67

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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.