Home / 47,756.38-71,647.53-14,477.53

Finding the Fourth Proportional to 47,756.38, 71,647.53 and 14,477.53

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Solution

The fourth proportional to 47,756.38, 71,647.53 and 14,477.53 is: 21,720.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,756.38 : 71,647.53 = 14,477.53 : x
  2. Step 2: Convert to fraction form
    47,756.38/71,647.53 = 14,477.53/x
  3. Step 3: Cross multiply
    47,756.38x = 71,647.53 × 14,477.53
  4. Step 4: Simplify right side
    47,756.38x = 1,037,279,265.00
  5. Step 5: Solve for x
    x = 1,037,279,265.00/47,756.38
  6. Step 6: Final answer
    x = 21,720.22

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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.