Home / 14,800.40-22,200.60-9,270.80

Finding the Fourth Proportional to 14,800.40, 22,200.60 and 9,270.80

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Solution

The fourth proportional to 14,800.40, 22,200.60 and 9,270.80 is: 13,906.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,800.40 : 22,200.60 = 9,270.80 : x
  2. Step 2: Convert to fraction form
    14,800.40/22,200.60 = 9,270.80/x
  3. Step 3: Cross multiply
    14,800.40x = 22,200.60 × 9,270.80
  4. Step 4: Simplify right side
    14,800.40x = 205,817,322.48
  5. Step 5: Solve for x
    x = 205,817,322.48/14,800.40
  6. Step 6: Final answer
    x = 13,906.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.