Home / 19,947.60-27,526.50-10,995.48

Finding the Fourth Proportional to 19,947.60, 27,526.50 and 10,995.48

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Solution

The fourth proportional to 19,947.60, 27,526.50 and 10,995.48 is: 15,173.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,947.60 : 27,526.50 = 10,995.48 : x
  2. Step 2: Convert to fraction form
    19,947.60/27,526.50 = 10,995.48/x
  3. Step 3: Cross multiply
    19,947.60x = 27,526.50 × 10,995.48
  4. Step 4: Simplify right side
    19,947.60x = 302,667,080.22
  5. Step 5: Solve for x
    x = 302,667,080.22/19,947.60
  6. Step 6: Final answer
    x = 15,173.11

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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.