Home / 18,584.72-25,646.70-10,518.30

Finding the Fourth Proportional to 18,584.72, 25,646.70 and 10,518.30

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Solution

The fourth proportional to 18,584.72, 25,646.70 and 10,518.30 is: 14,515.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,584.72 : 25,646.70 = 10,518.30 : x
  2. Step 2: Convert to fraction form
    18,584.72/25,646.70 = 10,518.30/x
  3. Step 3: Cross multiply
    18,584.72x = 25,646.70 × 10,518.30
  4. Step 4: Simplify right side
    18,584.72x = 269,759,684.61
  5. Step 5: Solve for x
    x = 269,759,684.61/18,584.72
  6. Step 6: Final answer
    x = 14,515.13

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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.