Home / 38,072.13-52,538.71-20,844.46

Finding the Fourth Proportional to 38,072.13, 52,538.71 and 20,844.46

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Solution

The fourth proportional to 38,072.13, 52,538.71 and 20,844.46 is: 28,764.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,072.13 : 52,538.71 = 20,844.46 : x
  2. Step 2: Convert to fraction form
    38,072.13/52,538.71 = 20,844.46/x
  3. Step 3: Cross multiply
    38,072.13x = 52,538.71 × 20,844.46
  4. Step 4: Simplify right side
    38,072.13x = 1,095,141,039.05
  5. Step 5: Solve for x
    x = 1,095,141,039.05/38,072.13
  6. Step 6: Final answer
    x = 28,764.90

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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.