Home / 56,722.74-85,093.34-19,286.16

Finding the Fourth Proportional to 56,722.74, 85,093.34 and 19,286.16

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Solution

The fourth proportional to 56,722.74, 85,093.34 and 19,286.16 is: 28,932.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,722.74 : 85,093.34 = 19,286.16 : x
  2. Step 2: Convert to fraction form
    56,722.74/85,093.34 = 19,286.16/x
  3. Step 3: Cross multiply
    56,722.74x = 85,093.34 × 19,286.16
  4. Step 4: Simplify right side
    56,722.74x = 1,641,123,673.74
  5. Step 5: Solve for x
    x = 1,641,123,673.74/56,722.74
  6. Step 6: Final answer
    x = 28,932.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.