Home / 48,051.63-72,077.45-21,755.79

Finding the Fourth Proportional to 48,051.63, 72,077.45 and 21,755.79

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Solution

The fourth proportional to 48,051.63, 72,077.45 and 21,755.79 is: 32,633.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,051.63 : 72,077.45 = 21,755.79 : x
  2. Step 2: Convert to fraction form
    48,051.63/72,077.45 = 21,755.79/x
  3. Step 3: Cross multiply
    48,051.63x = 72,077.45 × 21,755.79
  4. Step 4: Simplify right side
    48,051.63x = 1,568,101,757.16
  5. Step 5: Solve for x
    x = 1,568,101,757.16/48,051.63
  6. Step 6: Final answer
    x = 32,633.69

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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.