Home / 14,175.48-19,562.59-8,209.02

Finding the Fourth Proportional to 14,175.48, 19,562.59 and 8,209.02

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Solution

The fourth proportional to 14,175.48, 19,562.59 and 8,209.02 is: 11,328.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,175.48 : 19,562.59 = 8,209.02 : x
  2. Step 2: Convert to fraction form
    14,175.48/19,562.59 = 8,209.02/x
  3. Step 3: Cross multiply
    14,175.48x = 19,562.59 × 8,209.02
  4. Step 4: Simplify right side
    14,175.48x = 160,589,692.56
  5. Step 5: Solve for x
    x = 160,589,692.56/14,175.48
  6. Step 6: Final answer
    x = 11,328.70

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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.