Home / 43,849.84-60,518.32-28,755.20

Finding the Fourth Proportional to 43,849.84, 60,518.32 and 28,755.20

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Solution

The fourth proportional to 43,849.84, 60,518.32 and 28,755.20 is: 39,685.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,849.84 : 60,518.32 = 28,755.20 : x
  2. Step 2: Convert to fraction form
    43,849.84/60,518.32 = 28,755.20/x
  3. Step 3: Cross multiply
    43,849.84x = 60,518.32 × 28,755.20
  4. Step 4: Simplify right side
    43,849.84x = 1,740,216,395.26
  5. Step 5: Solve for x
    x = 1,740,216,395.26/43,849.84
  6. Step 6: Final answer
    x = 39,685.81

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1.5x scale

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.