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Finding the Fourth Proportional to 35,313.83, 48,734.15 and 19,398.27

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Solution

The fourth proportional to 35,313.83, 48,734.15 and 19,398.27 is: 26,770.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,313.83 : 48,734.15 = 19,398.27 : x
  2. Step 2: Convert to fraction form
    35,313.83/48,734.15 = 19,398.27/x
  3. Step 3: Cross multiply
    35,313.83x = 48,734.15 × 19,398.27
  4. Step 4: Simplify right side
    35,313.83x = 945,358,199.92
  5. Step 5: Solve for x
    x = 945,358,199.92/35,313.83
  6. Step 6: Final answer
    x = 26,770.20

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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.