Home / 18,580.04-25,639.62-10,196.36

Finding the Fourth Proportional to 18,580.04, 25,639.62 and 10,196.36

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Solution

The fourth proportional to 18,580.04, 25,639.62 and 10,196.36 is: 14,070.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580.04 : 25,639.62 = 10,196.36 : x
  2. Step 2: Convert to fraction form
    18,580.04/25,639.62 = 10,196.36/x
  3. Step 3: Cross multiply
    18,580.04x = 25,639.62 × 10,196.36
  4. Step 4: Simplify right side
    18,580.04x = 261,430,795.78
  5. Step 5: Solve for x
    x = 261,430,795.78/18,580.04
  6. Step 6: Final answer
    x = 14,070.52

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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.