Home / 13,397.87-20,094.08-5,075.02

Finding the Fourth Proportional to 13,397.87, 20,094.08 and 5,075.02

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Solution

The fourth proportional to 13,397.87, 20,094.08 and 5,075.02 is: 7,611.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,397.87 : 20,094.08 = 5,075.02 : x
  2. Step 2: Convert to fraction form
    13,397.87/20,094.08 = 5,075.02/x
  3. Step 3: Cross multiply
    13,397.87x = 20,094.08 × 5,075.02
  4. Step 4: Simplify right side
    13,397.87x = 101,977,857.62
  5. Step 5: Solve for x
    x = 101,977,857.62/13,397.87
  6. Step 6: Final answer
    x = 7,611.50

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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.