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Finding the Fourth Proportional to 31,959.48, 44,106.02 and 17,619.30

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Solution

The fourth proportional to 31,959.48, 44,106.02 and 17,619.30 is: 24,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,959.48 : 44,106.02 = 17,619.30 : x
  2. Step 2: Convert to fraction form
    31,959.48/44,106.02 = 17,619.30/x
  3. Step 3: Cross multiply
    31,959.48x = 44,106.02 × 17,619.30
  4. Step 4: Simplify right side
    31,959.48x = 777,117,198.19
  5. Step 5: Solve for x
    x = 777,117,198.19/31,959.48
  6. Step 6: Final answer
    x = 24,315.70

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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.