Home / 39,425.63-59,138.46-11,723.63

Finding the Fourth Proportional to 39,425.63, 59,138.46 and 11,723.63

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Solution

The fourth proportional to 39,425.63, 59,138.46 and 11,723.63 is: 17,585.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,425.63 : 59,138.46 = 11,723.63 : x
  2. Step 2: Convert to fraction form
    39,425.63/59,138.46 = 11,723.63/x
  3. Step 3: Cross multiply
    39,425.63x = 59,138.46 × 11,723.63
  4. Step 4: Simplify right side
    39,425.63x = 693,317,128.12
  5. Step 5: Solve for x
    x = 693,317,128.12/39,425.63
  6. Step 6: Final answer
    x = 17,585.44

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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.