Home / 18,394.14-25,384.10-10,010.64

Finding the Fourth Proportional to 18,394.14, 25,384.10 and 10,010.64

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Solution

The fourth proportional to 18,394.14, 25,384.10 and 10,010.64 is: 13,814.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,394.14 : 25,384.10 = 10,010.64 : x
  2. Step 2: Convert to fraction form
    18,394.14/25,384.10 = 10,010.64/x
  3. Step 3: Cross multiply
    18,394.14x = 25,384.10 × 10,010.64
  4. Step 4: Simplify right side
    18,394.14x = 254,111,036.77
  5. Step 5: Solve for x
    x = 254,111,036.77/18,394.14
  6. Step 6: Final answer
    x = 13,814.78

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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.