Home / 13,277.85-19,912.19-5,887.49

Finding the Fourth Proportional to 13,277.85, 19,912.19 and 5,887.49

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Solution

The fourth proportional to 13,277.85, 19,912.19 and 5,887.49 is: 8,829.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,277.85 : 19,912.19 = 5,887.49 : x
  2. Step 2: Convert to fraction form
    13,277.85/19,912.19 = 5,887.49/x
  3. Step 3: Cross multiply
    13,277.85x = 19,912.19 × 5,887.49
  4. Step 4: Simplify right side
    13,277.85x = 117,232,690.50
  5. Step 5: Solve for x
    x = 117,232,690.50/13,277.85
  6. Step 6: Final answer
    x = 8,829.19

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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.