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Finding the Fourth Proportional to 35,064.60, 48,393.72 and 19,954.32

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Solution

The fourth proportional to 35,064.60, 48,393.72 and 19,954.32 is: 27,539.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,064.60 : 48,393.72 = 19,954.32 : x
  2. Step 2: Convert to fraction form
    35,064.60/48,393.72 = 19,954.32/x
  3. Step 3: Cross multiply
    35,064.60x = 48,393.72 × 19,954.32
  4. Step 4: Simplify right side
    35,064.60x = 965,663,774.87
  5. Step 5: Solve for x
    x = 965,663,774.87/35,064.60
  6. Step 6: Final answer
    x = 27,539.56

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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.