Home / 31,969.56-44,161.04-28,988.76

Finding the Fourth Proportional to 31,969.56, 44,161.04 and 28,988.76

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Solution

The fourth proportional to 31,969.56, 44,161.04 and 28,988.76 is: 40,043.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,969.56 : 44,161.04 = 28,988.76 : x
  2. Step 2: Convert to fraction form
    31,969.56/44,161.04 = 28,988.76/x
  3. Step 3: Cross multiply
    31,969.56x = 44,161.04 × 28,988.76
  4. Step 4: Simplify right side
    31,969.56x = 1,280,173,789.91
  5. Step 5: Solve for x
    x = 1,280,173,789.91/31,969.56
  6. Step 6: Final answer
    x = 40,043.52

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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.