Home / 14,851.19-22,276.78-4,990.49

Finding the Fourth Proportional to 14,851.19, 22,276.78 and 4,990.49

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Solution

The fourth proportional to 14,851.19, 22,276.78 and 4,990.49 is: 7,485.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,851.19 : 22,276.78 = 4,990.49 : x
  2. Step 2: Convert to fraction form
    14,851.19/22,276.78 = 4,990.49/x
  3. Step 3: Cross multiply
    14,851.19x = 22,276.78 × 4,990.49
  4. Step 4: Simplify right side
    14,851.19x = 111,172,091.04
  5. Step 5: Solve for x
    x = 111,172,091.04/14,851.19
  6. Step 6: Final answer
    x = 7,485.74

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Double scale
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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.