Home / 14,508.48-20,017.08-8,842.80

Finding the Fourth Proportional to 14,508.48, 20,017.08 and 8,842.80

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Solution

The fourth proportional to 14,508.48, 20,017.08 and 8,842.80 is: 12,200.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,508.48 : 20,017.08 = 8,842.80 : x
  2. Step 2: Convert to fraction form
    14,508.48/20,017.08 = 8,842.80/x
  3. Step 3: Cross multiply
    14,508.48x = 20,017.08 × 8,842.80
  4. Step 4: Simplify right side
    14,508.48x = 177,007,035.02
  5. Step 5: Solve for x
    x = 177,007,035.02/14,508.48
  6. Step 6: Final answer
    x = 12,200.25

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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.