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Finding the Fourth Proportional to 35,196.75, 48,572.73 and 19,281.20

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Solution

The fourth proportional to 35,196.75, 48,572.73 and 19,281.20 is: 26,608.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,196.75 : 48,572.73 = 19,281.20 : x
  2. Step 2: Convert to fraction form
    35,196.75/48,572.73 = 19,281.20/x
  3. Step 3: Cross multiply
    35,196.75x = 48,572.73 × 19,281.20
  4. Step 4: Simplify right side
    35,196.75x = 936,540,521.68
  5. Step 5: Solve for x
    x = 936,540,521.68/35,196.75
  6. Step 6: Final answer
    x = 26,608.72

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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.