Home / 38,219.44-52,741.05-21,224.76

Finding the Fourth Proportional to 38,219.44, 52,741.05 and 21,224.76

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Solution

The fourth proportional to 38,219.44, 52,741.05 and 21,224.76 is: 29,289.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,219.44 : 52,741.05 = 21,224.76 : x
  2. Step 2: Convert to fraction form
    38,219.44/52,741.05 = 21,224.76/x
  3. Step 3: Cross multiply
    38,219.44x = 52,741.05 × 21,224.76
  4. Step 4: Simplify right side
    38,219.44x = 1,119,416,022.27
  5. Step 5: Solve for x
    x = 1,119,416,022.27/38,219.44
  6. Step 6: Final answer
    x = 29,289.18

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Double scale
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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.