Home / 39,090.36-58,636.62-11,015.76

Finding the Fourth Proportional to 39,090.36, 58,636.62 and 11,015.76

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Solution

The fourth proportional to 39,090.36, 58,636.62 and 11,015.76 is: 16,523.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090.36 : 58,636.62 = 11,015.76 : x
  2. Step 2: Convert to fraction form
    39,090.36/58,636.62 = 11,015.76/x
  3. Step 3: Cross multiply
    39,090.36x = 58,636.62 × 11,015.76
  4. Step 4: Simplify right side
    39,090.36x = 645,926,933.13
  5. Step 5: Solve for x
    x = 645,926,933.13/39,090.36
  6. Step 6: Final answer
    x = 16,523.94

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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.