Home / 20,362.72-30,554.16-15,026.08

Finding the Fourth Proportional to 20,362.72, 30,554.16 and 15,026.08

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Solution

The fourth proportional to 20,362.72, 30,554.16 and 15,026.08 is: 22,546.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,362.72 : 30,554.16 = 15,026.08 : x
  2. Step 2: Convert to fraction form
    20,362.72/30,554.16 = 15,026.08/x
  3. Step 3: Cross multiply
    20,362.72x = 30,554.16 × 15,026.08
  4. Step 4: Simplify right side
    20,362.72x = 459,109,252.49
  5. Step 5: Solve for x
    x = 459,109,252.49/20,362.72
  6. Step 6: Final answer
    x = 22,546.56

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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.