Home / 14,564.80-20,098.69-8,898.45

Finding the Fourth Proportional to 14,564.80, 20,098.69 and 8,898.45

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Solution

The fourth proportional to 14,564.80, 20,098.69 and 8,898.45 is: 12,279.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,564.80 : 20,098.69 = 8,898.45 : x
  2. Step 2: Convert to fraction form
    14,564.80/20,098.69 = 8,898.45/x
  3. Step 3: Cross multiply
    14,564.80x = 20,098.69 × 8,898.45
  4. Step 4: Simplify right side
    14,564.80x = 178,847,188.03
  5. Step 5: Solve for x
    x = 178,847,188.03/14,564.80
  6. Step 6: Final answer
    x = 12,279.41

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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.