Home / 34,121.33-47,087.53-19,783.97

Finding the Fourth Proportional to 34,121.33, 47,087.53 and 19,783.97

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Solution

The fourth proportional to 34,121.33, 47,087.53 and 19,783.97 is: 27,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.33 : 47,087.53 = 19,783.97 : x
  2. Step 2: Convert to fraction form
    34,121.33/47,087.53 = 19,783.97/x
  3. Step 3: Cross multiply
    34,121.33x = 47,087.53 × 19,783.97
  4. Step 4: Simplify right side
    34,121.33x = 931,578,045.46
  5. Step 5: Solve for x
    x = 931,578,045.46/34,121.33
  6. Step 6: Final answer
    x = 27,301.93

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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.