Home / 38,081.72-52,550.54-21,085.01

Finding the Fourth Proportional to 38,081.72, 52,550.54 and 21,085.01

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Solution

The fourth proportional to 38,081.72, 52,550.54 and 21,085.01 is: 29,096.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,081.72 : 52,550.54 = 21,085.01 : x
  2. Step 2: Convert to fraction form
    38,081.72/52,550.54 = 21,085.01/x
  3. Step 3: Cross multiply
    38,081.72x = 52,550.54 × 21,085.01
  4. Step 4: Simplify right side
    38,081.72x = 1,108,028,845.49
  5. Step 5: Solve for x
    x = 1,108,028,845.49/38,081.72
  6. Step 6: Final answer
    x = 29,096.09

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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.