Home / 47,984.83-71,977.66-18,395.64

Finding the Fourth Proportional to 47,984.83, 71,977.66 and 18,395.64

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Solution

The fourth proportional to 47,984.83, 71,977.66 and 18,395.64 is: 27,593.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,984.83 : 71,977.66 = 18,395.64 : x
  2. Step 2: Convert to fraction form
    47,984.83/71,977.66 = 18,395.64/x
  3. Step 3: Cross multiply
    47,984.83x = 71,977.66 × 18,395.64
  4. Step 4: Simplify right side
    47,984.83x = 1,324,075,075.41
  5. Step 5: Solve for x
    x = 1,324,075,075.41/47,984.83
  6. Step 6: Final answer
    x = 27,593.62

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1.5x scale

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.