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Finding the Fourth Proportional to 34,995.39, 48,293.39 and 19,080.51

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Solution

The fourth proportional to 34,995.39, 48,293.39 and 19,080.51 is: 26,330.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,995.39 : 48,293.39 = 19,080.51 : x
  2. Step 2: Convert to fraction form
    34,995.39/48,293.39 = 19,080.51/x
  3. Step 3: Cross multiply
    34,995.39x = 48,293.39 × 19,080.51
  4. Step 4: Simplify right side
    34,995.39x = 921,462,415.43
  5. Step 5: Solve for x
    x = 921,462,415.43/34,995.39
  6. Step 6: Final answer
    x = 26,330.97

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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.