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Finding the Fourth Proportional to 35,054.46, 48,374.94 and 19,138.92

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Solution

The fourth proportional to 35,054.46, 48,374.94 and 19,138.92 is: 26,411.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,054.46 : 48,374.94 = 19,138.92 : x
  2. Step 2: Convert to fraction form
    35,054.46/48,374.94 = 19,138.92/x
  3. Step 3: Cross multiply
    35,054.46x = 48,374.94 × 19,138.92
  4. Step 4: Simplify right side
    35,054.46x = 925,844,106.66
  5. Step 5: Solve for x
    x = 925,844,106.66/35,054.46
  6. Step 6: Final answer
    x = 26,411.59

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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.