Home / 56,933.45-85,343.02-19,467.90

Finding the Fourth Proportional to 56,933.45, 85,343.02 and 19,467.90

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Solution

The fourth proportional to 56,933.45, 85,343.02 and 19,467.90 is: 29,182.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,933.45 : 85,343.02 = 19,467.90 : x
  2. Step 2: Convert to fraction form
    56,933.45/85,343.02 = 19,467.90/x
  3. Step 3: Cross multiply
    56,933.45x = 85,343.02 × 19,467.90
  4. Step 4: Simplify right side
    56,933.45x = 1,661,449,723.43
  5. Step 5: Solve for x
    x = 1,661,449,723.43/56,933.45
  6. Step 6: Final answer
    x = 29,182.31

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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.