Home / 28,161.42-42,204.77-23,490.58

Finding the Fourth Proportional to 28,161.42, 42,204.77 and 23,490.58

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Solution

The fourth proportional to 28,161.42, 42,204.77 and 23,490.58 is: 35,204.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,161.42 : 42,204.77 = 23,490.58 : x
  2. Step 2: Convert to fraction form
    28,161.42/42,204.77 = 23,490.58/x
  3. Step 3: Cross multiply
    28,161.42x = 42,204.77 × 23,490.58
  4. Step 4: Simplify right side
    28,161.42x = 991,414,408.61
  5. Step 5: Solve for x
    x = 991,414,408.61/28,161.42
  6. Step 6: Final answer
    x = 35,204.70

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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.