Home / 27,364.79-37,763.40-14,789.54

Finding the Fourth Proportional to 27,364.79, 37,763.40 and 14,789.54

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Solution

The fourth proportional to 27,364.79, 37,763.40 and 14,789.54 is: 20,409.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.79 : 37,763.40 = 14,789.54 : x
  2. Step 2: Convert to fraction form
    27,364.79/37,763.40 = 14,789.54/x
  3. Step 3: Cross multiply
    27,364.79x = 37,763.40 × 14,789.54
  4. Step 4: Simplify right side
    27,364.79x = 558,503,126.02
  5. Step 5: Solve for x
    x = 558,503,126.02/27,364.79
  6. Step 6: Final answer
    x = 20,409.56

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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.