Home / 47,582.58-65,659.14-28,458.55

Finding the Fourth Proportional to 47,582.58, 65,659.14 and 28,458.55

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Solution

The fourth proportional to 47,582.58, 65,659.14 and 28,458.55 is: 39,269.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,582.58 : 65,659.14 = 28,458.55 : x
  2. Step 2: Convert to fraction form
    47,582.58/65,659.14 = 28,458.55/x
  3. Step 3: Cross multiply
    47,582.58x = 65,659.14 × 28,458.55
  4. Step 4: Simplify right side
    47,582.58x = 1,868,563,918.65
  5. Step 5: Solve for x
    x = 1,868,563,918.65/47,582.58
  6. Step 6: Final answer
    x = 39,269.92

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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.