Home / 52,249.36-72,104.10-28,376.05

Finding the Fourth Proportional to 52,249.36, 72,104.10 and 28,376.05

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Solution

The fourth proportional to 52,249.36, 72,104.10 and 28,376.05 is: 39,158.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,249.36 : 72,104.10 = 28,376.05 : x
  2. Step 2: Convert to fraction form
    52,249.36/72,104.10 = 28,376.05/x
  3. Step 3: Cross multiply
    52,249.36x = 72,104.10 × 28,376.05
  4. Step 4: Simplify right side
    52,249.36x = 2,046,029,546.81
  5. Step 5: Solve for x
    x = 2,046,029,546.81/52,249.36
  6. Step 6: Final answer
    x = 39,158.94

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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.