Home / 31,942.29-44,079.35-20,012.07

Finding the Fourth Proportional to 31,942.29, 44,079.35 and 20,012.07

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Solution

The fourth proportional to 31,942.29, 44,079.35 and 20,012.07 is: 27,616.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,942.29 : 44,079.35 = 20,012.07 : x
  2. Step 2: Convert to fraction form
    31,942.29/44,079.35 = 20,012.07/x
  3. Step 3: Cross multiply
    31,942.29x = 44,079.35 × 20,012.07
  4. Step 4: Simplify right side
    31,942.29x = 882,118,937.69
  5. Step 5: Solve for x
    x = 882,118,937.69/31,942.29
  6. Step 6: Final answer
    x = 27,616.02

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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.