Home / 39,739.59-59,609.21-10,157.38

Finding the Fourth Proportional to 39,739.59, 59,609.21 and 10,157.38

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Solution

The fourth proportional to 39,739.59, 59,609.21 and 10,157.38 is: 15,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,739.59 : 59,609.21 = 10,157.38 : x
  2. Step 2: Convert to fraction form
    39,739.59/59,609.21 = 10,157.38/x
  3. Step 3: Cross multiply
    39,739.59x = 59,609.21 × 10,157.38
  4. Step 4: Simplify right side
    39,739.59x = 605,473,197.66
  5. Step 5: Solve for x
    x = 605,473,197.66/39,739.59
  6. Step 6: Final answer
    x = 15,236.02

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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.