Home / 27,283.79-40,935.68-11,492.78

Finding the Fourth Proportional to 27,283.79, 40,935.68 and 11,492.78

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Solution

The fourth proportional to 27,283.79, 40,935.68 and 11,492.78 is: 17,243.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,283.79 : 40,935.68 = 11,492.78 : x
  2. Step 2: Convert to fraction form
    27,283.79/40,935.68 = 11,492.78/x
  3. Step 3: Cross multiply
    27,283.79x = 40,935.68 × 11,492.78
  4. Step 4: Simplify right side
    27,283.79x = 470,464,502.25
  5. Step 5: Solve for x
    x = 470,464,502.25/27,283.79
  6. Step 6: Final answer
    x = 17,243.37

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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.