Home / 14,881.50-20,536.44-8,167.26

Finding the Fourth Proportional to 14,881.50, 20,536.44 and 8,167.26

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Solution

The fourth proportional to 14,881.50, 20,536.44 and 8,167.26 is: 11,270.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,881.50 : 20,536.44 = 8,167.26 : x
  2. Step 2: Convert to fraction form
    14,881.50/20,536.44 = 8,167.26/x
  3. Step 3: Cross multiply
    14,881.50x = 20,536.44 × 8,167.26
  4. Step 4: Simplify right side
    14,881.50x = 167,726,444.95
  5. Step 5: Solve for x
    x = 167,726,444.95/14,881.50
  6. Step 6: Final answer
    x = 11,270.80

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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.