Home / 18,280.51-25,227.80-10,323.61

Finding the Fourth Proportional to 18,280.51, 25,227.80 and 10,323.61

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Solution

The fourth proportional to 18,280.51, 25,227.80 and 10,323.61 is: 14,246.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,280.51 : 25,227.80 = 10,323.61 : x
  2. Step 2: Convert to fraction form
    18,280.51/25,227.80 = 10,323.61/x
  3. Step 3: Cross multiply
    18,280.51x = 25,227.80 × 10,323.61
  4. Step 4: Simplify right side
    18,280.51x = 260,441,968.36
  5. Step 5: Solve for x
    x = 260,441,968.36/18,280.51
  6. Step 6: Final answer
    x = 14,246.97

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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.