Home / 26,718.32-36,874.06-15,388.22

Finding the Fourth Proportional to 26,718.32, 36,874.06 and 15,388.22

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Solution

The fourth proportional to 26,718.32, 36,874.06 and 15,388.22 is: 21,237.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,718.32 : 36,874.06 = 15,388.22 : x
  2. Step 2: Convert to fraction form
    26,718.32/36,874.06 = 15,388.22/x
  3. Step 3: Cross multiply
    26,718.32x = 36,874.06 × 15,388.22
  4. Step 4: Simplify right side
    26,718.32x = 567,426,147.57
  5. Step 5: Solve for x
    x = 567,426,147.57/26,718.32
  6. Step 6: Final answer
    x = 21,237.34

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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.