Home / 25,666.09-38,523.36-13,194.88

Finding the Fourth Proportional to 25,666.09, 38,523.36 and 13,194.88

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Solution

The fourth proportional to 25,666.09, 38,523.36 and 13,194.88 is: 19,804.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,666.09 : 38,523.36 = 13,194.88 : x
  2. Step 2: Convert to fraction form
    25,666.09/38,523.36 = 13,194.88/x
  3. Step 3: Cross multiply
    25,666.09x = 38,523.36 × 13,194.88
  4. Step 4: Simplify right side
    25,666.09x = 508,311,112.40
  5. Step 5: Solve for x
    x = 508,311,112.40/25,666.09
  6. Step 6: Final answer
    x = 19,804.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.