Home / 31,358.73-47,051.26-19,522.41

Finding the Fourth Proportional to 31,358.73, 47,051.26 and 19,522.41

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Solution

The fourth proportional to 31,358.73, 47,051.26 and 19,522.41 is: 29,291.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,358.73 : 47,051.26 = 19,522.41 : x
  2. Step 2: Convert to fraction form
    31,358.73/47,051.26 = 19,522.41/x
  3. Step 3: Cross multiply
    31,358.73x = 47,051.26 × 19,522.41
  4. Step 4: Simplify right side
    31,358.73x = 918,553,988.74
  5. Step 5: Solve for x
    x = 918,553,988.74/31,358.73
  6. Step 6: Final answer
    x = 29,291.81

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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.