Home / 43,657.13-65,493.59-28,878.27

Finding the Fourth Proportional to 43,657.13, 65,493.59 and 28,878.27

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Solution

The fourth proportional to 43,657.13, 65,493.59 and 28,878.27 is: 43,322.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,657.13 : 65,493.59 = 28,878.27 : x
  2. Step 2: Convert to fraction form
    43,657.13/65,493.59 = 28,878.27/x
  3. Step 3: Cross multiply
    43,657.13x = 65,493.59 × 28,878.27
  4. Step 4: Simplify right side
    43,657.13x = 1,891,341,430.90
  5. Step 5: Solve for x
    x = 1,891,341,430.90/43,657.13
  6. Step 6: Final answer
    x = 43,322.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.