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Finding the Fourth Proportional to 31,969.71, 44,117.18 and 17,630.14

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Solution

The fourth proportional to 31,969.71, 44,117.18 and 17,630.14 is: 24,329.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969.71 : 44,117.18 = 17,630.14 : x
  2. Step 2: Convert to fraction form
    31,969.71/44,117.18 = 17,630.14/x
  3. Step 3: Cross multiply
    31,969.71x = 44,117.18 × 17,630.14
  4. Step 4: Simplify right side
    31,969.71x = 777,792,059.81
  5. Step 5: Solve for x
    x = 777,792,059.81/31,969.71
  6. Step 6: Final answer
    x = 24,329.03

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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.