Home / 35,279.42-48,686.47-19,363.86

Finding the Fourth Proportional to 35,279.42, 48,686.47 and 19,363.86

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Solution

The fourth proportional to 35,279.42, 48,686.47 and 19,363.86 is: 26,722.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,279.42 : 48,686.47 = 19,363.86 : x
  2. Step 2: Convert to fraction form
    35,279.42/48,686.47 = 19,363.86/x
  3. Step 3: Cross multiply
    35,279.42x = 48,686.47 × 19,363.86
  4. Step 4: Simplify right side
    35,279.42x = 942,757,940.56
  5. Step 5: Solve for x
    x = 942,757,940.56/35,279.42
  6. Step 6: Final answer
    x = 26,722.61

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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.