Home / 39,090.96-58,636.44-11,011.02

Finding the Fourth Proportional to 39,090.96, 58,636.44 and 11,011.02

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Solution

The fourth proportional to 39,090.96, 58,636.44 and 11,011.02 is: 16,516.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,090.96 : 58,636.44 = 11,011.02 : x
  2. Step 2: Convert to fraction form
    39,090.96/58,636.44 = 11,011.02/x
  3. Step 3: Cross multiply
    39,090.96x = 58,636.44 × 11,011.02
  4. Step 4: Simplify right side
    39,090.96x = 645,647,013.57
  5. Step 5: Solve for x
    x = 645,647,013.57/39,090.96
  6. Step 6: Final answer
    x = 16,516.53

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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.