Home / 27,859.64-38,437.89-17,093.45

Finding the Fourth Proportional to 27,859.64, 38,437.89 and 17,093.45

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Solution

The fourth proportional to 27,859.64, 38,437.89 and 17,093.45 is: 23,583.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,859.64 : 38,437.89 = 17,093.45 : x
  2. Step 2: Convert to fraction form
    27,859.64/38,437.89 = 17,093.45/x
  3. Step 3: Cross multiply
    27,859.64x = 38,437.89 × 17,093.45
  4. Step 4: Simplify right side
    27,859.64x = 657,035,958.63
  5. Step 5: Solve for x
    x = 657,035,958.63/27,859.64
  6. Step 6: Final answer
    x = 23,583.80

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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.