Home / 47,692.22-71,510.25-18,112.16

Finding the Fourth Proportional to 47,692.22, 71,510.25 and 18,112.16

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Solution

The fourth proportional to 47,692.22, 71,510.25 and 18,112.16 is: 27,157.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,692.22 : 71,510.25 = 18,112.16 : x
  2. Step 2: Convert to fraction form
    47,692.22/71,510.25 = 18,112.16/x
  3. Step 3: Cross multiply
    47,692.22x = 71,510.25 × 18,112.16
  4. Step 4: Simplify right side
    47,692.22x = 1,295,205,089.64
  5. Step 5: Solve for x
    x = 1,295,205,089.64/47,692.22
  6. Step 6: Final answer
    x = 27,157.58

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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.