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Finding the Fourth Proportional to 35,251.38, 48,646.65 and 19,335.72

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Solution

The fourth proportional to 35,251.38, 48,646.65 and 19,335.72 is: 26,683.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,251.38 : 48,646.65 = 19,335.72 : x
  2. Step 2: Convert to fraction form
    35,251.38/48,646.65 = 19,335.72/x
  3. Step 3: Cross multiply
    35,251.38x = 48,646.65 × 19,335.72
  4. Step 4: Simplify right side
    35,251.38x = 940,618,003.34
  5. Step 5: Solve for x
    x = 940,618,003.34/35,251.38
  6. Step 6: Final answer
    x = 26,683.15

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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.