Home / 26,725.50-36,881.25-14,789.64

Finding the Fourth Proportional to 26,725.50, 36,881.25 and 14,789.64

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Solution

The fourth proportional to 26,725.50, 36,881.25 and 14,789.64 is: 20,409.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.50 : 36,881.25 = 14,789.64 : x
  2. Step 2: Convert to fraction form
    26,725.50/36,881.25 = 14,789.64/x
  3. Step 3: Cross multiply
    26,725.50x = 36,881.25 × 14,789.64
  4. Step 4: Simplify right side
    26,725.50x = 545,460,410.25
  5. Step 5: Solve for x
    x = 545,460,410.25/26,725.50
  6. Step 6: Final answer
    x = 20,409.74

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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.