Home / 19,947.90-27,527.90-10,995.24

Finding the Fourth Proportional to 19,947.90, 27,527.90 and 10,995.24

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Solution

The fourth proportional to 19,947.90, 27,527.90 and 10,995.24 is: 15,173.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.90 : 27,527.90 = 10,995.24 : x
  2. Step 2: Convert to fraction form
    19,947.90/27,527.90 = 10,995.24/x
  3. Step 3: Cross multiply
    19,947.90x = 27,527.90 × 10,995.24
  4. Step 4: Simplify right side
    19,947.90x = 302,675,867.20
  5. Step 5: Solve for x
    x = 302,675,867.20/19,947.90
  6. Step 6: Final answer
    x = 15,173.32

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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.