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Finding the Fourth Proportional to 40,906.90, 61,251 and 23,352.58

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Solution

The fourth proportional to 40,906.90, 61,251 and 23,352.58 is: 34,966.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,906.90 : 61,251 = 23,352.58 : x
  2. Step 2: Convert to fraction form
    40,906.90/61,251 = 23,352.58/x
  3. Step 3: Cross multiply
    40,906.90x = 61,251 × 23,352.58
  4. Step 4: Simplify right side
    40,906.90x = 1,430,368,877.58
  5. Step 5: Solve for x
    x = 1,430,368,877.58/40,906.90
  6. Step 6: Final answer
    x = 34,966.45

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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.