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Finding the Fourth Proportional to 35,293.60, 48,706.01 and 19,161.58

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Solution

The fourth proportional to 35,293.60, 48,706.01 and 19,161.58 is: 26,443.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,293.60 : 48,706.01 = 19,161.58 : x
  2. Step 2: Convert to fraction form
    35,293.60/48,706.01 = 19,161.58/x
  3. Step 3: Cross multiply
    35,293.60x = 48,706.01 × 19,161.58
  4. Step 4: Simplify right side
    35,293.60x = 933,284,231.24
  5. Step 5: Solve for x
    x = 933,284,231.24/35,293.60
  6. Step 6: Final answer
    x = 26,443.44

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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.