Home / 45,514.86-68,262.57-14,342.82

Finding the Fourth Proportional to 45,514.86, 68,262.57 and 14,342.82

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Solution

The fourth proportional to 45,514.86, 68,262.57 and 14,342.82 is: 21,511.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,514.86 : 68,262.57 = 14,342.82 : x
  2. Step 2: Convert to fraction form
    45,514.86/68,262.57 = 14,342.82/x
  3. Step 3: Cross multiply
    45,514.86x = 68,262.57 × 14,342.82
  4. Step 4: Simplify right side
    45,514.86x = 979,077,754.25
  5. Step 5: Solve for x
    x = 979,077,754.25/45,514.86
  6. Step 6: Final answer
    x = 21,511.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.