Home / 39,757.60-59,636.34-10,174.48

Finding the Fourth Proportional to 39,757.60, 59,636.34 and 10,174.48

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Solution

The fourth proportional to 39,757.60, 59,636.34 and 10,174.48 is: 15,261.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,757.60 : 59,636.34 = 10,174.48 : x
  2. Step 2: Convert to fraction form
    39,757.60/59,636.34 = 10,174.48/x
  3. Step 3: Cross multiply
    39,757.60x = 59,636.34 × 10,174.48
  4. Step 4: Simplify right side
    39,757.60x = 606,768,748.60
  5. Step 5: Solve for x
    x = 606,768,748.60/39,757.60
  6. Step 6: Final answer
    x = 15,261.70

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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.