Home / 52,269.44-72,130.25-28,396.05

Finding the Fourth Proportional to 52,269.44, 72,130.25 and 28,396.05

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Solution

The fourth proportional to 52,269.44, 72,130.25 and 28,396.05 is: 39,185.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,269.44 : 72,130.25 = 28,396.05 : x
  2. Step 2: Convert to fraction form
    52,269.44/72,130.25 = 28,396.05/x
  3. Step 3: Cross multiply
    52,269.44x = 72,130.25 × 28,396.05
  4. Step 4: Simplify right side
    52,269.44x = 2,048,214,043.53
  5. Step 5: Solve for x
    x = 2,048,214,043.53/52,269.44
  6. Step 6: Final answer
    x = 39,185.69

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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.