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Finding the Fourth Proportional to 34,858.77, 52,258.77 and 15,122.45

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Solution

The fourth proportional to 34,858.77, 52,258.77 and 15,122.45 is: 22,670.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,858.77 : 52,258.77 = 15,122.45 : x
  2. Step 2: Convert to fraction form
    34,858.77/52,258.77 = 15,122.45/x
  3. Step 3: Cross multiply
    34,858.77x = 52,258.77 × 15,122.45
  4. Step 4: Simplify right side
    34,858.77x = 790,280,375.09
  5. Step 5: Solve for x
    x = 790,280,375.09/34,858.77
  6. Step 6: Final answer
    x = 22,670.92

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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.