Home / 43,890.86-60,574.95-28,796.28

Finding the Fourth Proportional to 43,890.86, 60,574.95 and 28,796.28

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Solution

The fourth proportional to 43,890.86, 60,574.95 and 28,796.28 is: 39,742.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,890.86 : 60,574.95 = 28,796.28 : x
  2. Step 2: Convert to fraction form
    43,890.86/60,574.95 = 28,796.28/x
  3. Step 3: Cross multiply
    43,890.86x = 60,574.95 × 28,796.28
  4. Step 4: Simplify right side
    43,890.86x = 1,744,333,221.19
  5. Step 5: Solve for x
    x = 1,744,333,221.19/43,890.86
  6. Step 6: Final answer
    x = 39,742.52

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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.