Home / 45,853.48-68,790.12-14,262.94

Finding the Fourth Proportional to 45,853.48, 68,790.12 and 14,262.94

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Solution

The fourth proportional to 45,853.48, 68,790.12 and 14,262.94 is: 21,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,853.48 : 68,790.12 = 14,262.94 : x
  2. Step 2: Convert to fraction form
    45,853.48/68,790.12 = 14,262.94/x
  3. Step 3: Cross multiply
    45,853.48x = 68,790.12 × 14,262.94
  4. Step 4: Simplify right side
    45,853.48x = 981,148,938.89
  5. Step 5: Solve for x
    x = 981,148,938.89/45,853.48
  6. Step 6: Final answer
    x = 21,397.48

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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.