Home / 31,929.81-44,063.14-17,782.65

Finding the Fourth Proportional to 31,929.81, 44,063.14 and 17,782.65

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Solution

The fourth proportional to 31,929.81, 44,063.14 and 17,782.65 is: 24,540.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,929.81 : 44,063.14 = 17,782.65 : x
  2. Step 2: Convert to fraction form
    31,929.81/44,063.14 = 17,782.65/x
  3. Step 3: Cross multiply
    31,929.81x = 44,063.14 × 17,782.65
  4. Step 4: Simplify right side
    31,929.81x = 783,559,307.61
  5. Step 5: Solve for x
    x = 783,559,307.61/31,929.81
  6. Step 6: Final answer
    x = 24,540.06

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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.