Home / 18,444.75-25,453.89-10,061.25

Finding the Fourth Proportional to 18,444.75, 25,453.89 and 10,061.25

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Solution

The fourth proportional to 18,444.75, 25,453.89 and 10,061.25 is: 13,884.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.75 : 25,453.89 = 10,061.25 : x
  2. Step 2: Convert to fraction form
    18,444.75/25,453.89 = 10,061.25/x
  3. Step 3: Cross multiply
    18,444.75x = 25,453.89 × 10,061.25
  4. Step 4: Simplify right side
    18,444.75x = 256,097,950.76
  5. Step 5: Solve for x
    x = 256,097,950.76/18,444.75
  6. Step 6: Final answer
    x = 13,884.60

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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.