Home / 14,087.55-21,130.25-3,699.03

Finding the Fourth Proportional to 14,087.55, 21,130.25 and 3,699.03

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Solution

The fourth proportional to 14,087.55, 21,130.25 and 3,699.03 is: 5,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,087.55 : 21,130.25 = 3,699.03 : x
  2. Step 2: Convert to fraction form
    14,087.55/21,130.25 = 3,699.03/x
  3. Step 3: Cross multiply
    14,087.55x = 21,130.25 × 3,699.03
  4. Step 4: Simplify right side
    14,087.55x = 78,161,410.16
  5. Step 5: Solve for x
    x = 78,161,410.16/14,087.55
  6. Step 6: Final answer
    x = 5,548.26

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Double scale
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Similar ratio
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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.