Home / 13,167.12-19,738.93-4,845.14

Finding the Fourth Proportional to 13,167.12, 19,738.93 and 4,845.14

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Solution

The fourth proportional to 13,167.12, 19,738.93 and 4,845.14 is: 7,263.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,167.12 : 19,738.93 = 4,845.14 : x
  2. Step 2: Convert to fraction form
    13,167.12/19,738.93 = 4,845.14/x
  3. Step 3: Cross multiply
    13,167.12x = 19,738.93 × 4,845.14
  4. Step 4: Simplify right side
    13,167.12x = 95,637,879.30
  5. Step 5: Solve for x
    x = 95,637,879.30/13,167.12
  6. Step 6: Final answer
    x = 7,263.39

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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.