Home / 13,774.48-19,008.84-8,185.52

Finding the Fourth Proportional to 13,774.48, 19,008.84 and 8,185.52

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Solution

The fourth proportional to 13,774.48, 19,008.84 and 8,185.52 is: 11,296.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,774.48 : 19,008.84 = 8,185.52 : x
  2. Step 2: Convert to fraction form
    13,774.48/19,008.84 = 8,185.52/x
  3. Step 3: Cross multiply
    13,774.48x = 19,008.84 × 8,185.52
  4. Step 4: Simplify right side
    13,774.48x = 155,597,240.00
  5. Step 5: Solve for x
    x = 155,597,240.00/13,774.48
  6. Step 6: Final answer
    x = 11,296.05

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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.