Home / 52,682.10-72,700.44-28,808.26

Finding the Fourth Proportional to 52,682.10, 72,700.44 and 28,808.26

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Solution

The fourth proportional to 52,682.10, 72,700.44 and 28,808.26 is: 39,754.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,682.10 : 72,700.44 = 28,808.26 : x
  2. Step 2: Convert to fraction form
    52,682.10/72,700.44 = 28,808.26/x
  3. Step 3: Cross multiply
    52,682.10x = 72,700.44 × 28,808.26
  4. Step 4: Simplify right side
    52,682.10x = 2,094,372,887.85
  5. Step 5: Solve for x
    x = 2,094,372,887.85/52,682.10
  6. Step 6: Final answer
    x = 39,754.93

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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.