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Finding the Fourth Proportional to 29,578.44, 44,368.35 and 9,858.60

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Solution

The fourth proportional to 29,578.44, 44,368.35 and 9,858.60 is: 14,788.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,578.44 : 44,368.35 = 9,858.60 : x
  2. Step 2: Convert to fraction form
    29,578.44/44,368.35 = 9,858.60/x
  3. Step 3: Cross multiply
    29,578.44x = 44,368.35 × 9,858.60
  4. Step 4: Simplify right side
    29,578.44x = 437,409,815.31
  5. Step 5: Solve for x
    x = 437,409,815.31/29,578.44
  6. Step 6: Final answer
    x = 14,788.13

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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.