Home / 27,447.07-37,880.31-17,897.17

Finding the Fourth Proportional to 27,447.07, 37,880.31 and 17,897.17

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Solution

The fourth proportional to 27,447.07, 37,880.31 and 17,897.17 is: 24,700.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,447.07 : 37,880.31 = 17,897.17 : x
  2. Step 2: Convert to fraction form
    27,447.07/37,880.31 = 17,897.17/x
  3. Step 3: Cross multiply
    27,447.07x = 37,880.31 × 17,897.17
  4. Step 4: Simplify right side
    27,447.07x = 677,950,347.72
  5. Step 5: Solve for x
    x = 677,950,347.72/27,447.07
  6. Step 6: Final answer
    x = 24,700.28

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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.