Home / 33,024.45-45,580.70-21,085.71

Finding the Fourth Proportional to 33,024.45, 45,580.70 and 21,085.71

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Solution

The fourth proportional to 33,024.45, 45,580.70 and 21,085.71 is: 29,102.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,024.45 : 45,580.70 = 21,085.71 : x
  2. Step 2: Convert to fraction form
    33,024.45/45,580.70 = 21,085.71/x
  3. Step 3: Cross multiply
    33,024.45x = 45,580.70 × 21,085.71
  4. Step 4: Simplify right side
    33,024.45x = 961,101,316.37
  5. Step 5: Solve for x
    x = 961,101,316.37/33,024.45
  6. Step 6: Final answer
    x = 29,102.72

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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.