Home / 40,528.73-60,814.49-28,758.55

Finding the Fourth Proportional to 40,528.73, 60,814.49 and 28,758.55

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Solution

The fourth proportional to 40,528.73, 60,814.49 and 28,758.55 is: 43,153.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,528.73 : 60,814.49 = 28,758.55 : x
  2. Step 2: Convert to fraction form
    40,528.73/60,814.49 = 28,758.55/x
  3. Step 3: Cross multiply
    40,528.73x = 60,814.49 × 28,758.55
  4. Step 4: Simplify right side
    40,528.73x = 1,748,936,551.39
  5. Step 5: Solve for x
    x = 1,748,936,551.39/40,528.73
  6. Step 6: Final answer
    x = 43,153.01

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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.