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Finding the Fourth Proportional to 35,469.57, 48,948.35 and 19,554.60

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Solution

The fourth proportional to 35,469.57, 48,948.35 and 19,554.60 is: 26,985.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,469.57 : 48,948.35 = 19,554.60 : x
  2. Step 2: Convert to fraction form
    35,469.57/48,948.35 = 19,554.60/x
  3. Step 3: Cross multiply
    35,469.57x = 48,948.35 × 19,554.60
  4. Step 4: Simplify right side
    35,469.57x = 957,165,404.91
  5. Step 5: Solve for x
    x = 957,165,404.91/35,469.57
  6. Step 6: Final answer
    x = 26,985.54

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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.