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Finding the Fourth Proportional to 35,236.50, 48,621.92 and 19,316.76

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Solution

The fourth proportional to 35,236.50, 48,621.92 and 19,316.76 is: 26,654.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,236.50 : 48,621.92 = 19,316.76 : x
  2. Step 2: Convert to fraction form
    35,236.50/48,621.92 = 19,316.76/x
  3. Step 3: Cross multiply
    35,236.50x = 48,621.92 × 19,316.76
  4. Step 4: Simplify right side
    35,236.50x = 939,217,862.80
  5. Step 5: Solve for x
    x = 939,217,862.80/35,236.50
  6. Step 6: Final answer
    x = 26,654.69

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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.