Home / 34,548.85-51,740.23-19,712.79

Finding the Fourth Proportional to 34,548.85, 51,740.23 and 19,712.79

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Solution

The fourth proportional to 34,548.85, 51,740.23 and 19,712.79 is: 29,521.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,548.85 : 51,740.23 = 19,712.79 : x
  2. Step 2: Convert to fraction form
    34,548.85/51,740.23 = 19,712.79/x
  3. Step 3: Cross multiply
    34,548.85x = 51,740.23 × 19,712.79
  4. Step 4: Simplify right side
    34,548.85x = 1,019,943,931.28
  5. Step 5: Solve for x
    x = 1,019,943,931.28/34,548.85
  6. Step 6: Final answer
    x = 29,521.79

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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.