Home / 13,003.38-19,504.62-4,681.55

Finding the Fourth Proportional to 13,003.38, 19,504.62 and 4,681.55

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Solution

The fourth proportional to 13,003.38, 19,504.62 and 4,681.55 is: 7,022.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,003.38 : 19,504.62 = 4,681.55 : x
  2. Step 2: Convert to fraction form
    13,003.38/19,504.62 = 4,681.55/x
  3. Step 3: Cross multiply
    13,003.38x = 19,504.62 × 4,681.55
  4. Step 4: Simplify right side
    13,003.38x = 91,311,756.24
  5. Step 5: Solve for x
    x = 91,311,756.24/13,003.38
  6. Step 6: Final answer
    x = 7,022.16

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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.