Home / 52,816.88-72,887.36-28,944.42

Finding the Fourth Proportional to 52,816.88, 72,887.36 and 28,944.42

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Solution

The fourth proportional to 52,816.88, 72,887.36 and 28,944.42 is: 39,943.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,816.88 : 72,887.36 = 28,944.42 : x
  2. Step 2: Convert to fraction form
    52,816.88/72,887.36 = 28,944.42/x
  3. Step 3: Cross multiply
    52,816.88x = 72,887.36 × 28,944.42
  4. Step 4: Simplify right side
    52,816.88x = 2,109,682,215.81
  5. Step 5: Solve for x
    x = 2,109,682,215.81/52,816.88
  6. Step 6: Final answer
    x = 39,943.34

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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.