Home / 26,719.03-36,872.91-14,782.60

Finding the Fourth Proportional to 26,719.03, 36,872.91 and 14,782.60

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Solution

The fourth proportional to 26,719.03, 36,872.91 and 14,782.60 is: 20,400.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,719.03 : 36,872.91 = 14,782.60 : x
  2. Step 2: Convert to fraction form
    26,719.03/36,872.91 = 14,782.60/x
  3. Step 3: Cross multiply
    26,719.03x = 36,872.91 × 14,782.60
  4. Step 4: Simplify right side
    26,719.03x = 545,077,479.37
  5. Step 5: Solve for x
    x = 545,077,479.37/26,719.03
  6. Step 6: Final answer
    x = 20,400.35

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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.