Home / 26,725.21-36,880.25-14,788.55

Finding the Fourth Proportional to 26,725.21, 36,880.25 and 14,788.55

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Solution

The fourth proportional to 26,725.21, 36,880.25 and 14,788.55 is: 20,407.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,725.21 : 36,880.25 = 14,788.55 : x
  2. Step 2: Convert to fraction form
    26,725.21/36,880.25 = 14,788.55/x
  3. Step 3: Cross multiply
    26,725.21x = 36,880.25 × 14,788.55
  4. Step 4: Simplify right side
    26,725.21x = 545,405,218.25
  5. Step 5: Solve for x
    x = 545,405,218.25/26,725.21
  6. Step 6: Final answer
    x = 20,407.89

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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.