Home / 34,912.47-48,177.78-18,996.93

Finding the Fourth Proportional to 34,912.47, 48,177.78 and 18,996.93

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Solution

The fourth proportional to 34,912.47, 48,177.78 and 18,996.93 is: 26,214.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,912.47 : 48,177.78 = 18,996.93 : x
  2. Step 2: Convert to fraction form
    34,912.47/48,177.78 = 18,996.93/x
  3. Step 3: Cross multiply
    34,912.47x = 48,177.78 × 18,996.93
  4. Step 4: Simplify right side
    34,912.47x = 915,229,914.22
  5. Step 5: Solve for x
    x = 915,229,914.22/34,912.47
  6. Step 6: Final answer
    x = 26,214.99

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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.