Home / 29,977.20-44,976.60-28,897.20

Finding the Fourth Proportional to 29,977.20, 44,976.60 and 28,897.20

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Solution

The fourth proportional to 29,977.20, 44,976.60 and 28,897.20 is: 43,356.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,977.20 : 44,976.60 = 28,897.20 : x
  2. Step 2: Convert to fraction form
    29,977.20/44,976.60 = 28,897.20/x
  3. Step 3: Cross multiply
    29,977.20x = 44,976.60 × 28,897.20
  4. Step 4: Simplify right side
    29,977.20x = 1,299,697,805.52
  5. Step 5: Solve for x
    x = 1,299,697,805.52/29,977.20
  6. Step 6: Final answer
    x = 43,356.21

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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.