Home / 35,514.64-49,024.26-21,364.78

Finding the Fourth Proportional to 35,514.64, 49,024.26 and 21,364.78

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Solution

The fourth proportional to 35,514.64, 49,024.26 and 21,364.78 is: 29,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,514.64 : 49,024.26 = 21,364.78 : x
  2. Step 2: Convert to fraction form
    35,514.64/49,024.26 = 21,364.78/x
  3. Step 3: Cross multiply
    35,514.64x = 49,024.26 × 21,364.78
  4. Step 4: Simplify right side
    35,514.64x = 1,047,392,529.56
  5. Step 5: Solve for x
    x = 1,047,392,529.56/35,514.64
  6. Step 6: Final answer
    x = 29,491.85

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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.