Home / 30,292.26-45,438.42-14,493.57

Finding the Fourth Proportional to 30,292.26, 45,438.42 and 14,493.57

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Solution

The fourth proportional to 30,292.26, 45,438.42 and 14,493.57 is: 21,740.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,292.26 : 45,438.42 = 14,493.57 : x
  2. Step 2: Convert to fraction form
    30,292.26/45,438.42 = 14,493.57/x
  3. Step 3: Cross multiply
    30,292.26x = 45,438.42 × 14,493.57
  4. Step 4: Simplify right side
    30,292.26x = 658,564,723.39
  5. Step 5: Solve for x
    x = 658,564,723.39/30,292.26
  6. Step 6: Final answer
    x = 21,740.36

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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.