Home / 27,178.88-37,516.07-17,124.17

Finding the Fourth Proportional to 27,178.88, 37,516.07 and 17,124.17

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Solution

The fourth proportional to 27,178.88, 37,516.07 and 17,124.17 is: 23,637.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,178.88 : 37,516.07 = 17,124.17 : x
  2. Step 2: Convert to fraction form
    27,178.88/37,516.07 = 17,124.17/x
  3. Step 3: Cross multiply
    27,178.88x = 37,516.07 × 17,124.17
  4. Step 4: Simplify right side
    27,178.88x = 642,431,474.79
  5. Step 5: Solve for x
    x = 642,431,474.79/27,178.88
  6. Step 6: Final answer
    x = 23,637.16

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1.5x scale

Why These Related Problems?

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