Home / 34,881.47-48,138.39-18,965.58

Finding the Fourth Proportional to 34,881.47, 48,138.39 and 18,965.58

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Solution

The fourth proportional to 34,881.47, 48,138.39 and 18,965.58 is: 26,173.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,881.47 : 48,138.39 = 18,965.58 : x
  2. Step 2: Convert to fraction form
    34,881.47/48,138.39 = 18,965.58/x
  3. Step 3: Cross multiply
    34,881.47x = 48,138.39 × 18,965.58
  4. Step 4: Simplify right side
    34,881.47x = 912,972,486.62
  5. Step 5: Solve for x
    x = 912,972,486.62/34,881.47
  6. Step 6: Final answer
    x = 26,173.57

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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.