Home / 31,842.34-47,711.23-19,365.98

Finding the Fourth Proportional to 31,842.34, 47,711.23 and 19,365.98

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Solution

The fourth proportional to 31,842.34, 47,711.23 and 19,365.98 is: 29,017.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,842.34 : 47,711.23 = 19,365.98 : x
  2. Step 2: Convert to fraction form
    31,842.34/47,711.23 = 19,365.98/x
  3. Step 3: Cross multiply
    31,842.34x = 47,711.23 × 19,365.98
  4. Step 4: Simplify right side
    31,842.34x = 923,974,438.98
  5. Step 5: Solve for x
    x = 923,974,438.98/31,842.34
  6. Step 6: Final answer
    x = 29,017.17

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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.