Home / 55,931.70-83,757.38-33,428.55

Finding the Fourth Proportional to 55,931.70, 83,757.38 and 33,428.55

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Solution

The fourth proportional to 55,931.70, 83,757.38 and 33,428.55 is: 50,059.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,931.70 : 83,757.38 = 33,428.55 : x
  2. Step 2: Convert to fraction form
    55,931.70/83,757.38 = 33,428.55/x
  3. Step 3: Cross multiply
    55,931.70x = 83,757.38 × 33,428.55
  4. Step 4: Simplify right side
    55,931.70x = 2,799,887,598.06
  5. Step 5: Solve for x
    x = 2,799,887,598.06/55,931.70
  6. Step 6: Final answer
    x = 50,059.05

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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.