Home / 27,185.49-37,516.04-15,862.77

Finding the Fourth Proportional to 27,185.49, 37,516.04 and 15,862.77

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Solution

The fourth proportional to 27,185.49, 37,516.04 and 15,862.77 is: 21,890.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,185.49 : 37,516.04 = 15,862.77 : x
  2. Step 2: Convert to fraction form
    27,185.49/37,516.04 = 15,862.77/x
  3. Step 3: Cross multiply
    27,185.49x = 37,516.04 × 15,862.77
  4. Step 4: Simplify right side
    27,185.49x = 595,108,353.49
  5. Step 5: Solve for x
    x = 595,108,353.49/27,185.49
  6. Step 6: Final answer
    x = 21,890.66

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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.