Home / 31,915.63-44,042.76-17,768.17

Finding the Fourth Proportional to 31,915.63, 44,042.76 and 17,768.17

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Solution

The fourth proportional to 31,915.63, 44,042.76 and 17,768.17 is: 24,519.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,915.63 : 44,042.76 = 17,768.17 : x
  2. Step 2: Convert to fraction form
    31,915.63/44,042.76 = 17,768.17/x
  3. Step 3: Cross multiply
    31,915.63x = 44,042.76 × 17,768.17
  4. Step 4: Simplify right side
    31,915.63x = 782,559,246.95
  5. Step 5: Solve for x
    x = 782,559,246.95/31,915.63
  6. Step 6: Final answer
    x = 24,519.62

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1.5x scale

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.