Home / 65,962.09-98,958.66-21,588.67

Finding the Fourth Proportional to 65,962.09, 98,958.66 and 21,588.67

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Solution

The fourth proportional to 65,962.09, 98,958.66 and 21,588.67 is: 32,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,962.09 : 98,958.66 = 21,588.67 : x
  2. Step 2: Convert to fraction form
    65,962.09/98,958.66 = 21,588.67/x
  3. Step 3: Cross multiply
    65,962.09x = 98,958.66 × 21,588.67
  4. Step 4: Simplify right side
    65,962.09x = 2,136,385,854.38
  5. Step 5: Solve for x
    x = 2,136,385,854.38/65,962.09
  6. Step 6: Final answer
    x = 32,388.09

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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.