Home / 55,789.21-83,683.77-14,236.21

Finding the Fourth Proportional to 55,789.21, 83,683.77 and 14,236.21

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Solution

The fourth proportional to 55,789.21, 83,683.77 and 14,236.21 is: 21,354.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,789.21 : 83,683.77 = 14,236.21 : x
  2. Step 2: Convert to fraction form
    55,789.21/83,683.77 = 14,236.21/x
  3. Step 3: Cross multiply
    55,789.21x = 83,683.77 × 14,236.21
  4. Step 4: Simplify right side
    55,789.21x = 1,191,339,723.31
  5. Step 5: Solve for x
    x = 1,191,339,723.31/55,789.21
  6. Step 6: Final answer
    x = 21,354.30

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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.