Home / 51,246.14-70,712.60-28,582.47

Finding the Fourth Proportional to 51,246.14, 70,712.60 and 28,582.47

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Solution

The fourth proportional to 51,246.14, 70,712.60 and 28,582.47 is: 39,439.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,246.14 : 70,712.60 = 28,582.47 : x
  2. Step 2: Convert to fraction form
    51,246.14/70,712.60 = 28,582.47/x
  3. Step 3: Cross multiply
    51,246.14x = 70,712.60 × 28,582.47
  4. Step 4: Simplify right side
    51,246.14x = 2,021,140,625.21
  5. Step 5: Solve for x
    x = 2,021,140,625.21/51,246.14
  6. Step 6: Final answer
    x = 39,439.86

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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.