Home / 14,974.02-20,673.03-13,313.40

Finding the Fourth Proportional to 14,974.02, 20,673.03 and 13,313.40

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Solution

The fourth proportional to 14,974.02, 20,673.03 and 13,313.40 is: 18,380.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,974.02 : 20,673.03 = 13,313.40 : x
  2. Step 2: Convert to fraction form
    14,974.02/20,673.03 = 13,313.40/x
  3. Step 3: Cross multiply
    14,974.02x = 20,673.03 × 13,313.40
  4. Step 4: Simplify right side
    14,974.02x = 275,228,317.60
  5. Step 5: Solve for x
    x = 275,228,317.60/14,974.02
  6. Step 6: Final answer
    x = 18,380.39

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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.