Home / 13,657.04-18,846.24-8,352.08

Finding the Fourth Proportional to 13,657.04, 18,846.24 and 8,352.08

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Solution

The fourth proportional to 13,657.04, 18,846.24 and 8,352.08 is: 11,525.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,657.04 : 18,846.24 = 8,352.08 : x
  2. Step 2: Convert to fraction form
    13,657.04/18,846.24 = 8,352.08/x
  3. Step 3: Cross multiply
    13,657.04x = 18,846.24 × 8,352.08
  4. Step 4: Simplify right side
    13,657.04x = 157,405,304.18
  5. Step 5: Solve for x
    x = 157,405,304.18/13,657.04
  6. Step 6: Final answer
    x = 11,525.58

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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.