Home / 31,554.18-47,325.33-11,828.52

Finding the Fourth Proportional to 31,554.18, 47,325.33 and 11,828.52

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Solution

The fourth proportional to 31,554.18, 47,325.33 and 11,828.52 is: 17,740.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,554.18 : 47,325.33 = 11,828.52 : x
  2. Step 2: Convert to fraction form
    31,554.18/47,325.33 = 11,828.52/x
  3. Step 3: Cross multiply
    31,554.18x = 47,325.33 × 11,828.52
  4. Step 4: Simplify right side
    31,554.18x = 559,788,612.41
  5. Step 5: Solve for x
    x = 559,788,612.41/31,554.18
  6. Step 6: Final answer
    x = 17,740.55

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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.