Home / 27,433.10-37,857.65-16,681.48

Finding the Fourth Proportional to 27,433.10, 37,857.65 and 16,681.48

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Solution

The fourth proportional to 27,433.10, 37,857.65 and 16,681.48 is: 23,020.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,433.10 : 37,857.65 = 16,681.48 : x
  2. Step 2: Convert to fraction form
    27,433.10/37,857.65 = 16,681.48/x
  3. Step 3: Cross multiply
    27,433.10x = 37,857.65 × 16,681.48
  4. Step 4: Simplify right side
    27,433.10x = 631,521,453.27
  5. Step 5: Solve for x
    x = 631,521,453.27/27,433.10
  6. Step 6: Final answer
    x = 23,020.42

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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.