Home / 53,132.22-79,700.53-15,692.30

Finding the Fourth Proportional to 53,132.22, 79,700.53 and 15,692.30

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Solution

The fourth proportional to 53,132.22, 79,700.53 and 15,692.30 is: 23,539.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,132.22 : 79,700.53 = 15,692.30 : x
  2. Step 2: Convert to fraction form
    53,132.22/79,700.53 = 15,692.30/x
  3. Step 3: Cross multiply
    53,132.22x = 79,700.53 × 15,692.30
  4. Step 4: Simplify right side
    53,132.22x = 1,250,684,626.92
  5. Step 5: Solve for x
    x = 1,250,684,626.92/53,132.22
  6. Step 6: Final answer
    x = 23,539.10

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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.