Home / 14,009.28-20,995.20-10,294.08

Finding the Fourth Proportional to 14,009.28, 20,995.20 and 10,294.08

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Solution

The fourth proportional to 14,009.28, 20,995.20 and 10,294.08 is: 15,427.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009.28 : 20,995.20 = 10,294.08 : x
  2. Step 2: Convert to fraction form
    14,009.28/20,995.20 = 10,294.08/x
  3. Step 3: Cross multiply
    14,009.28x = 20,995.20 × 10,294.08
  4. Step 4: Simplify right side
    14,009.28x = 216,126,268.42
  5. Step 5: Solve for x
    x = 216,126,268.42/14,009.28
  6. Step 6: Final answer
    x = 15,427.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.