Home / 30,254.68-45,366.42-13,600.48

Finding the Fourth Proportional to 30,254.68, 45,366.42 and 13,600.48

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Solution

The fourth proportional to 30,254.68, 45,366.42 and 13,600.48 is: 20,393.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,254.68 : 45,366.42 = 13,600.48 : x
  2. Step 2: Convert to fraction form
    30,254.68/45,366.42 = 13,600.48/x
  3. Step 3: Cross multiply
    30,254.68x = 45,366.42 × 13,600.48
  4. Step 4: Simplify right side
    30,254.68x = 617,005,087.88
  5. Step 5: Solve for x
    x = 617,005,087.88/30,254.68
  6. Step 6: Final answer
    x = 20,393.71

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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.