Home / 13,890.02-20,822.27-4,524.26

Finding the Fourth Proportional to 13,890.02, 20,822.27 and 4,524.26

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Solution

The fourth proportional to 13,890.02, 20,822.27 and 4,524.26 is: 6,782.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,890.02 : 20,822.27 = 4,524.26 : x
  2. Step 2: Convert to fraction form
    13,890.02/20,822.27 = 4,524.26/x
  3. Step 3: Cross multiply
    13,890.02x = 20,822.27 × 4,524.26
  4. Step 4: Simplify right side
    13,890.02x = 94,205,236.54
  5. Step 5: Solve for x
    x = 94,205,236.54/13,890.02
  6. Step 6: Final answer
    x = 6,782.23

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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.