Home / 13,334.04-18,387.36-8,027.82

Finding the Fourth Proportional to 13,334.04, 18,387.36 and 8,027.82

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Solution

The fourth proportional to 13,334.04, 18,387.36 and 8,027.82 is: 11,070.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,334.04 : 18,387.36 = 8,027.82 : x
  2. Step 2: Convert to fraction form
    13,334.04/18,387.36 = 8,027.82/x
  3. Step 3: Cross multiply
    13,334.04x = 18,387.36 × 8,027.82
  4. Step 4: Simplify right side
    13,334.04x = 147,610,416.36
  5. Step 5: Solve for x
    x = 147,610,416.36/13,334.04
  6. Step 6: Final answer
    x = 11,070.19

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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.