Home / 39,288.90-58,942.50-11,209.34

Finding the Fourth Proportional to 39,288.90, 58,942.50 and 11,209.34

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Solution

The fourth proportional to 39,288.90, 58,942.50 and 11,209.34 is: 16,816.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,288.90 : 58,942.50 = 11,209.34 : x
  2. Step 2: Convert to fraction form
    39,288.90/58,942.50 = 11,209.34/x
  3. Step 3: Cross multiply
    39,288.90x = 58,942.50 × 11,209.34
  4. Step 4: Simplify right side
    39,288.90x = 660,706,522.95
  5. Step 5: Solve for x
    x = 660,706,522.95/39,288.90
  6. Step 6: Final answer
    x = 16,816.62

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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.