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Finding the Fourth Proportional to 52,735.74, 79,101.55 and 19,441.40

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Solution

The fourth proportional to 52,735.74, 79,101.55 and 19,441.40 is: 29,161.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,735.74 : 79,101.55 = 19,441.40 : x
  2. Step 2: Convert to fraction form
    52,735.74/79,101.55 = 19,441.40/x
  3. Step 3: Cross multiply
    52,735.74x = 79,101.55 × 19,441.40
  4. Step 4: Simplify right side
    52,735.74x = 1,537,844,874.17
  5. Step 5: Solve for x
    x = 1,537,844,874.17/52,735.74
  6. Step 6: Final answer
    x = 29,161.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.