Home / 52,945.64-73,065.20-28,746.69

Finding the Fourth Proportional to 52,945.64, 73,065.20 and 28,746.69

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Solution

The fourth proportional to 52,945.64, 73,065.20 and 28,746.69 is: 39,670.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,945.64 : 73,065.20 = 28,746.69 : x
  2. Step 2: Convert to fraction form
    52,945.64/73,065.20 = 28,746.69/x
  3. Step 3: Cross multiply
    52,945.64x = 73,065.20 × 28,746.69
  4. Step 4: Simplify right side
    52,945.64x = 2,100,382,654.19
  5. Step 5: Solve for x
    x = 2,100,382,654.19/52,945.64
  6. Step 6: Final answer
    x = 39,670.55

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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.