Home / 33,640.68-46,427.76-18,534.87

Finding the Fourth Proportional to 33,640.68, 46,427.76 and 18,534.87

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Solution

The fourth proportional to 33,640.68, 46,427.76 and 18,534.87 is: 25,580.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,640.68 : 46,427.76 = 18,534.87 : x
  2. Step 2: Convert to fraction form
    33,640.68/46,427.76 = 18,534.87/x
  3. Step 3: Cross multiply
    33,640.68x = 46,427.76 × 18,534.87
  4. Step 4: Simplify right side
    33,640.68x = 860,532,495.99
  5. Step 5: Solve for x
    x = 860,532,495.99/33,640.68
  6. Step 6: Final answer
    x = 25,580.12

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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.