Home / 39,132.21-58,701.90-11,052.69

Finding the Fourth Proportional to 39,132.21, 58,701.90 and 11,052.69

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Solution

The fourth proportional to 39,132.21, 58,701.90 and 11,052.69 is: 16,580.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,132.21 : 58,701.90 = 11,052.69 : x
  2. Step 2: Convert to fraction form
    39,132.21/58,701.90 = 11,052.69/x
  3. Step 3: Cross multiply
    39,132.21x = 58,701.90 × 11,052.69
  4. Step 4: Simplify right side
    39,132.21x = 648,813,903.11
  5. Step 5: Solve for x
    x = 648,813,903.11/39,132.21
  6. Step 6: Final answer
    x = 16,580.05

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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.