Home / 13,495.06-18,625.43-7,833.16

Finding the Fourth Proportional to 13,495.06, 18,625.43 and 7,833.16

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Solution

The fourth proportional to 13,495.06, 18,625.43 and 7,833.16 is: 10,811.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.06 : 18,625.43 = 7,833.16 : x
  2. Step 2: Convert to fraction form
    13,495.06/18,625.43 = 7,833.16/x
  3. Step 3: Cross multiply
    13,495.06x = 18,625.43 × 7,833.16
  4. Step 4: Simplify right side
    13,495.06x = 145,895,973.26
  5. Step 5: Solve for x
    x = 145,895,973.26/13,495.06
  6. Step 6: Final answer
    x = 10,811.07

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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.