Home / 13,398.44-20,094.91-5,075.60

Finding the Fourth Proportional to 13,398.44, 20,094.91 and 5,075.60

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Solution

The fourth proportional to 13,398.44, 20,094.91 and 5,075.60 is: 7,612.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,398.44 : 20,094.91 = 5,075.60 : x
  2. Step 2: Convert to fraction form
    13,398.44/20,094.91 = 5,075.60/x
  3. Step 3: Cross multiply
    13,398.44x = 20,094.91 × 5,075.60
  4. Step 4: Simplify right side
    13,398.44x = 101,993,612.03
  5. Step 5: Solve for x
    x = 101,993,612.03/13,398.44
  6. Step 6: Final answer
    x = 7,612.35

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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.