Home / 30,179.24-45,248.94-13,516.46

Finding the Fourth Proportional to 30,179.24, 45,248.94 and 13,516.46

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Solution

The fourth proportional to 30,179.24, 45,248.94 and 13,516.46 is: 20,265.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,179.24 : 45,248.94 = 13,516.46 : x
  2. Step 2: Convert to fraction form
    30,179.24/45,248.94 = 13,516.46/x
  3. Step 3: Cross multiply
    30,179.24x = 45,248.94 × 13,516.46
  4. Step 4: Simplify right side
    30,179.24x = 611,605,487.55
  5. Step 5: Solve for x
    x = 611,605,487.55/30,179.24
  6. Step 6: Final answer
    x = 20,265.77

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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.