Home / 14,801.04-20,424.80-8,086.35

Finding the Fourth Proportional to 14,801.04, 20,424.80 and 8,086.35

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Solution

The fourth proportional to 14,801.04, 20,424.80 and 8,086.35 is: 11,158.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,801.04 : 20,424.80 = 8,086.35 : x
  2. Step 2: Convert to fraction form
    14,801.04/20,424.80 = 8,086.35/x
  3. Step 3: Cross multiply
    14,801.04x = 20,424.80 × 8,086.35
  4. Step 4: Simplify right side
    14,801.04x = 165,162,041.05
  5. Step 5: Solve for x
    x = 165,162,041.05/14,801.04
  6. Step 6: Final answer
    x = 11,158.81

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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.