Home / 39,311.60-58,969.22-11,235.69

Finding the Fourth Proportional to 39,311.60, 58,969.22 and 11,235.69

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Solution

The fourth proportional to 39,311.60, 58,969.22 and 11,235.69 is: 16,854.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,311.60 : 58,969.22 = 11,235.69 : x
  2. Step 2: Convert to fraction form
    39,311.60/58,969.22 = 11,235.69/x
  3. Step 3: Cross multiply
    39,311.60x = 58,969.22 × 11,235.69
  4. Step 4: Simplify right side
    39,311.60x = 662,559,819.28
  5. Step 5: Solve for x
    x = 662,559,819.28/39,311.60
  6. Step 6: Final answer
    x = 16,854.06

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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.