Home / 14,511.65-20,034.30-11,102.25

Finding the Fourth Proportional to 14,511.65, 20,034.30 and 11,102.25

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Solution

The fourth proportional to 14,511.65, 20,034.30 and 11,102.25 is: 15,327.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,511.65 : 20,034.30 = 11,102.25 : x
  2. Step 2: Convert to fraction form
    14,511.65/20,034.30 = 11,102.25/x
  3. Step 3: Cross multiply
    14,511.65x = 20,034.30 × 11,102.25
  4. Step 4: Simplify right side
    14,511.65x = 222,425,807.18
  5. Step 5: Solve for x
    x = 222,425,807.18/14,511.65
  6. Step 6: Final answer
    x = 15,327.40

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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.