Home / 26,727.15-36,880.24-15,400.35

Finding the Fourth Proportional to 26,727.15, 36,880.24 and 15,400.35

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Solution

The fourth proportional to 26,727.15, 36,880.24 and 15,400.35 is: 21,250.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,727.15 : 36,880.24 = 15,400.35 : x
  2. Step 2: Convert to fraction form
    26,727.15/36,880.24 = 15,400.35/x
  3. Step 3: Cross multiply
    26,727.15x = 36,880.24 × 15,400.35
  4. Step 4: Simplify right side
    26,727.15x = 567,968,752.33
  5. Step 5: Solve for x
    x = 567,968,752.33/26,727.15
  6. Step 6: Final answer
    x = 21,250.63

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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.