Home / 18,409.16-25,405.36-10,452.13

Finding the Fourth Proportional to 18,409.16, 25,405.36 and 10,452.13

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Solution

The fourth proportional to 18,409.16, 25,405.36 and 10,452.13 is: 14,424.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,409.16 : 25,405.36 = 10,452.13 : x
  2. Step 2: Convert to fraction form
    18,409.16/25,405.36 = 10,452.13/x
  3. Step 3: Cross multiply
    18,409.16x = 25,405.36 × 10,452.13
  4. Step 4: Simplify right side
    18,409.16x = 265,539,998.39
  5. Step 5: Solve for x
    x = 265,539,998.39/18,409.16
  6. Step 6: Final answer
    x = 14,424.34

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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.