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Finding the Fourth Proportional to 39,814.40, 59,750.40 and 22,265.60

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Solution

The fourth proportional to 39,814.40, 59,750.40 and 22,265.60 is: 33,414.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,814.40 : 59,750.40 = 22,265.60 : x
  2. Step 2: Convert to fraction form
    39,814.40/59,750.40 = 22,265.60/x
  3. Step 3: Cross multiply
    39,814.40x = 59,750.40 × 22,265.60
  4. Step 4: Simplify right side
    39,814.40x = 1,330,378,506.24
  5. Step 5: Solve for x
    x = 1,330,378,506.24/39,814.40
  6. Step 6: Final answer
    x = 33,414.51

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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.