Home / 52,800.28-72,864.41-28,927.04

Finding the Fourth Proportional to 52,800.28, 72,864.41 and 28,927.04

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Solution

The fourth proportional to 52,800.28, 72,864.41 and 28,927.04 is: 39,919.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,800.28 : 72,864.41 = 28,927.04 : x
  2. Step 2: Convert to fraction form
    52,800.28/72,864.41 = 28,927.04/x
  3. Step 3: Cross multiply
    52,800.28x = 72,864.41 × 28,927.04
  4. Step 4: Simplify right side
    52,800.28x = 2,107,751,193.69
  5. Step 5: Solve for x
    x = 2,107,751,193.69/52,800.28
  6. Step 6: Final answer
    x = 39,919.32

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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.