Home / 19,656.75-27,126.32-10,824.75

Finding the Fourth Proportional to 19,656.75, 27,126.32 and 10,824.75

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Solution

The fourth proportional to 19,656.75, 27,126.32 and 10,824.75 is: 14,938.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,656.75 : 27,126.32 = 10,824.75 : x
  2. Step 2: Convert to fraction form
    19,656.75/27,126.32 = 10,824.75/x
  3. Step 3: Cross multiply
    19,656.75x = 27,126.32 × 10,824.75
  4. Step 4: Simplify right side
    19,656.75x = 293,635,632.42
  5. Step 5: Solve for x
    x = 293,635,632.42/19,656.75
  6. Step 6: Final answer
    x = 14,938.16

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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.