Home / 51,249.34-70,724.64-28,590.27

Finding the Fourth Proportional to 51,249.34, 70,724.64 and 28,590.27

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Solution

The fourth proportional to 51,249.34, 70,724.64 and 28,590.27 is: 39,454.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,249.34 : 70,724.64 = 28,590.27 : x
  2. Step 2: Convert to fraction form
    51,249.34/70,724.64 = 28,590.27/x
  3. Step 3: Cross multiply
    51,249.34x = 70,724.64 × 28,590.27
  4. Step 4: Simplify right side
    51,249.34x = 2,022,036,553.25
  5. Step 5: Solve for x
    x = 2,022,036,553.25/51,249.34
  6. Step 6: Final answer
    x = 39,454.88

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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.