Home / 18,762.33-25,898.50-10,807.73

Finding the Fourth Proportional to 18,762.33, 25,898.50 and 10,807.73

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Solution

The fourth proportional to 18,762.33, 25,898.50 and 10,807.73 is: 14,918.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,762.33 : 25,898.50 = 10,807.73 : x
  2. Step 2: Convert to fraction form
    18,762.33/25,898.50 = 10,807.73/x
  3. Step 3: Cross multiply
    18,762.33x = 25,898.50 × 10,807.73
  4. Step 4: Simplify right side
    18,762.33x = 279,903,976.54
  5. Step 5: Solve for x
    x = 279,903,976.54/18,762.33
  6. Step 6: Final answer
    x = 14,918.40

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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.