Home / 18,444.96-25,453.17-10,486.31

Finding the Fourth Proportional to 18,444.96, 25,453.17 and 10,486.31

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Solution

The fourth proportional to 18,444.96, 25,453.17 and 10,486.31 is: 14,470.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.96 : 25,453.17 = 10,486.31 : x
  2. Step 2: Convert to fraction form
    18,444.96/25,453.17 = 10,486.31/x
  3. Step 3: Cross multiply
    18,444.96x = 25,453.17 × 10,486.31
  4. Step 4: Simplify right side
    18,444.96x = 266,909,703.84
  5. Step 5: Solve for x
    x = 266,909,703.84/18,444.96
  6. Step 6: Final answer
    x = 14,470.60

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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.