Home / 52,216.32-72,059.04-28,343.20

Finding the Fourth Proportional to 52,216.32, 72,059.04 and 28,343.20

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Solution

The fourth proportional to 52,216.32, 72,059.04 and 28,343.20 is: 39,113.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,216.32 : 72,059.04 = 28,343.20 : x
  2. Step 2: Convert to fraction form
    52,216.32/72,059.04 = 28,343.20/x
  3. Step 3: Cross multiply
    52,216.32x = 72,059.04 × 28,343.20
  4. Step 4: Simplify right side
    52,216.32x = 2,042,383,782.53
  5. Step 5: Solve for x
    x = 2,042,383,782.53/52,216.32
  6. Step 6: Final answer
    x = 39,113.90

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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.