Home / 26,735.98-36,899.53-15,403.27

Finding the Fourth Proportional to 26,735.98, 36,899.53 and 15,403.27

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Solution

The fourth proportional to 26,735.98, 36,899.53 and 15,403.27 is: 21,258.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,735.98 : 36,899.53 = 15,403.27 : x
  2. Step 2: Convert to fraction form
    26,735.98/36,899.53 = 15,403.27/x
  3. Step 3: Cross multiply
    26,735.98x = 36,899.53 × 15,403.27
  4. Step 4: Simplify right side
    26,735.98x = 568,373,423.46
  5. Step 5: Solve for x
    x = 568,373,423.46/26,735.98
  6. Step 6: Final answer
    x = 21,258.75

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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.