Home / 30,192.26-45,294.08-13,551.88

Finding the Fourth Proportional to 30,192.26, 45,294.08 and 13,551.88

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Solution

The fourth proportional to 30,192.26, 45,294.08 and 13,551.88 is: 20,330.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,192.26 : 45,294.08 = 13,551.88 : x
  2. Step 2: Convert to fraction form
    30,192.26/45,294.08 = 13,551.88/x
  3. Step 3: Cross multiply
    30,192.26x = 45,294.08 × 13,551.88
  4. Step 4: Simplify right side
    30,192.26x = 613,819,936.87
  5. Step 5: Solve for x
    x = 613,819,936.87/30,192.26
  6. Step 6: Final answer
    x = 20,330.37

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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.