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Finding the Fourth Proportional to 35,309.51, 48,727.16 and 19,394.99

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Solution

The fourth proportional to 35,309.51, 48,727.16 and 19,394.99 is: 26,765.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,309.51 : 48,727.16 = 19,394.99 : x
  2. Step 2: Convert to fraction form
    35,309.51/48,727.16 = 19,394.99/x
  3. Step 3: Cross multiply
    35,309.51x = 48,727.16 × 19,394.99
  4. Step 4: Simplify right side
    35,309.51x = 945,062,634.24
  5. Step 5: Solve for x
    x = 945,062,634.24/35,309.51
  6. Step 6: Final answer
    x = 26,765.10

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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.