Home / 52,245.64-72,099.26-28,372.32

Finding the Fourth Proportional to 52,245.64, 72,099.26 and 28,372.32

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Solution

The fourth proportional to 52,245.64, 72,099.26 and 28,372.32 is: 39,153.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,245.64 : 72,099.26 = 28,372.32 : x
  2. Step 2: Convert to fraction form
    52,245.64/72,099.26 = 28,372.32/x
  3. Step 3: Cross multiply
    52,245.64x = 72,099.26 × 28,372.32
  4. Step 4: Simplify right side
    52,245.64x = 2,045,623,276.48
  5. Step 5: Solve for x
    x = 2,045,623,276.48/52,245.64
  6. Step 6: Final answer
    x = 39,153.95

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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.