Home / 18,130.60-27,196.57-4,984

Finding the Fourth Proportional to 18,130.60, 27,196.57 and 4,984

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Solution

The fourth proportional to 18,130.60, 27,196.57 and 4,984 is: 7,476.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,130.60 : 27,196.57 = 4,984 : x
  2. Step 2: Convert to fraction form
    18,130.60/27,196.57 = 4,984/x
  3. Step 3: Cross multiply
    18,130.60x = 27,196.57 × 4,984
  4. Step 4: Simplify right side
    18,130.60x = 135,547,704.88
  5. Step 5: Solve for x
    x = 135,547,704.88/18,130.60
  6. Step 6: Final answer
    x = 7,476.18

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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.