Home / 14,637.09-20,199.15-8,265.03

Finding the Fourth Proportional to 14,637.09, 20,199.15 and 8,265.03

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Solution

The fourth proportional to 14,637.09, 20,199.15 and 8,265.03 is: 11,405.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,637.09 : 20,199.15 = 8,265.03 : x
  2. Step 2: Convert to fraction form
    14,637.09/20,199.15 = 8,265.03/x
  3. Step 3: Cross multiply
    14,637.09x = 20,199.15 × 8,265.03
  4. Step 4: Simplify right side
    14,637.09x = 166,946,580.72
  5. Step 5: Solve for x
    x = 166,946,580.72/14,637.09
  6. Step 6: Final answer
    x = 11,405.72

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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.