Home / 34,358.74-47,415.24-19,251.43

Finding the Fourth Proportional to 34,358.74, 47,415.24 and 19,251.43

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Solution

The fourth proportional to 34,358.74, 47,415.24 and 19,251.43 is: 26,567.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,358.74 : 47,415.24 = 19,251.43 : x
  2. Step 2: Convert to fraction form
    34,358.74/47,415.24 = 19,251.43/x
  3. Step 3: Cross multiply
    34,358.74x = 47,415.24 × 19,251.43
  4. Step 4: Simplify right side
    34,358.74x = 912,811,173.79
  5. Step 5: Solve for x
    x = 912,811,173.79/34,358.74
  6. Step 6: Final answer
    x = 26,567.07

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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.