Home / 27,364.78-37,763.34-14,789.50

Finding the Fourth Proportional to 27,364.78, 37,763.34 and 14,789.50

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Solution

The fourth proportional to 27,364.78, 37,763.34 and 14,789.50 is: 20,409.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,364.78 : 37,763.34 = 14,789.50 : x
  2. Step 2: Convert to fraction form
    27,364.78/37,763.34 = 14,789.50/x
  3. Step 3: Cross multiply
    27,364.78x = 37,763.34 × 14,789.50
  4. Step 4: Simplify right side
    27,364.78x = 558,500,916.93
  5. Step 5: Solve for x
    x = 558,500,916.93/27,364.78
  6. Step 6: Final answer
    x = 20,409.48

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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.