Home / 14,548.02-20,077.97-8,174.62

Finding the Fourth Proportional to 14,548.02, 20,077.97 and 8,174.62

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Solution

The fourth proportional to 14,548.02, 20,077.97 and 8,174.62 is: 11,281.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,548.02 : 20,077.97 = 8,174.62 : x
  2. Step 2: Convert to fraction form
    14,548.02/20,077.97 = 8,174.62/x
  3. Step 3: Cross multiply
    14,548.02x = 20,077.97 × 8,174.62
  4. Step 4: Simplify right side
    14,548.02x = 164,129,795.56
  5. Step 5: Solve for x
    x = 164,129,795.56/14,548.02
  6. Step 6: Final answer
    x = 11,281.94

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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.