Home / 52,984.72-79,459.53-21,386.62

Finding the Fourth Proportional to 52,984.72, 79,459.53 and 21,386.62

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Solution

The fourth proportional to 52,984.72, 79,459.53 and 21,386.62 is: 32,072.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,984.72 : 79,459.53 = 21,386.62 : x
  2. Step 2: Convert to fraction form
    52,984.72/79,459.53 = 21,386.62/x
  3. Step 3: Cross multiply
    52,984.72x = 79,459.53 × 21,386.62
  4. Step 4: Simplify right side
    52,984.72x = 1,699,370,773.49
  5. Step 5: Solve for x
    x = 1,699,370,773.49/52,984.72
  6. Step 6: Final answer
    x = 32,072.85

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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.