Home / 26,219.24-36,203.86-21,374.72

Finding the Fourth Proportional to 26,219.24, 36,203.86 and 21,374.72

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Solution

The fourth proportional to 26,219.24, 36,203.86 and 21,374.72 is: 29,514.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,219.24 : 36,203.86 = 21,374.72 : x
  2. Step 2: Convert to fraction form
    26,219.24/36,203.86 = 21,374.72/x
  3. Step 3: Cross multiply
    26,219.24x = 36,203.86 × 21,374.72
  4. Step 4: Simplify right side
    26,219.24x = 773,847,370.42
  5. Step 5: Solve for x
    x = 773,847,370.42/26,219.24
  6. Step 6: Final answer
    x = 29,514.49

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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.