Home / 12,047.10-16,627.60-7,332.90

Finding the Fourth Proportional to 12,047.10, 16,627.60 and 7,332.90

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Solution

The fourth proportional to 12,047.10, 16,627.60 and 7,332.90 is: 10,120.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,047.10 : 16,627.60 = 7,332.90 : x
  2. Step 2: Convert to fraction form
    12,047.10/16,627.60 = 7,332.90/x
  3. Step 3: Cross multiply
    12,047.10x = 16,627.60 × 7,332.90
  4. Step 4: Simplify right side
    12,047.10x = 121,928,528.04
  5. Step 5: Solve for x
    x = 121,928,528.04/12,047.10
  6. Step 6: Final answer
    x = 10,120.99

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.