Home / 30,153.18-41,611.35-16,726.47

Finding the Fourth Proportional to 30,153.18, 41,611.35 and 16,726.47

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Solution

The fourth proportional to 30,153.18, 41,611.35 and 16,726.47 is: 23,082.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,153.18 : 41,611.35 = 16,726.47 : x
  2. Step 2: Convert to fraction form
    30,153.18/41,611.35 = 16,726.47/x
  3. Step 3: Cross multiply
    30,153.18x = 41,611.35 × 16,726.47
  4. Step 4: Simplify right side
    30,153.18x = 696,010,997.43
  5. Step 5: Solve for x
    x = 696,010,997.43/30,153.18
  6. Step 6: Final answer
    x = 23,082.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.