Home / 14,548.65-20,077.16-8,261.03

Finding the Fourth Proportional to 14,548.65, 20,077.16 and 8,261.03

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Solution

The fourth proportional to 14,548.65, 20,077.16 and 8,261.03 is: 11,400.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.65 : 20,077.16 = 8,261.03 : x
  2. Step 2: Convert to fraction form
    14,548.65/20,077.16 = 8,261.03/x
  3. Step 3: Cross multiply
    14,548.65x = 20,077.16 × 8,261.03
  4. Step 4: Simplify right side
    14,548.65x = 165,857,879.38
  5. Step 5: Solve for x
    x = 165,857,879.38/14,548.65
  6. Step 6: Final answer
    x = 11,400.22

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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.