Home / 18,777.48-25,914.24-10,394.52

Finding the Fourth Proportional to 18,777.48, 25,914.24 and 10,394.52

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Solution

The fourth proportional to 18,777.48, 25,914.24 and 10,394.52 is: 14,345.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,777.48 : 25,914.24 = 10,394.52 : x
  2. Step 2: Convert to fraction form
    18,777.48/25,914.24 = 10,394.52/x
  3. Step 3: Cross multiply
    18,777.48x = 25,914.24 × 10,394.52
  4. Step 4: Simplify right side
    18,777.48x = 269,366,085.96
  5. Step 5: Solve for x
    x = 269,366,085.96/18,777.48
  6. Step 6: Final answer
    x = 14,345.17

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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.