Home / 52,519.14-72,477.27-28,645.81

Finding the Fourth Proportional to 52,519.14, 72,477.27 and 28,645.81

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Solution

The fourth proportional to 52,519.14, 72,477.27 and 28,645.81 is: 39,531.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,519.14 : 72,477.27 = 28,645.81 : x
  2. Step 2: Convert to fraction form
    52,519.14/72,477.27 = 28,645.81/x
  3. Step 3: Cross multiply
    52,519.14x = 72,477.27 × 28,645.81
  4. Step 4: Simplify right side
    52,519.14x = 2,076,170,105.74
  5. Step 5: Solve for x
    x = 2,076,170,105.74/52,519.14
  6. Step 6: Final answer
    x = 39,531.69

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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.