Home / 26,503.68-39,755.19-7,783.04

Finding the Fourth Proportional to 26,503.68, 39,755.19 and 7,783.04

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Solution

The fourth proportional to 26,503.68, 39,755.19 and 7,783.04 is: 11,674.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,503.68 : 39,755.19 = 7,783.04 : x
  2. Step 2: Convert to fraction form
    26,503.68/39,755.19 = 7,783.04/x
  3. Step 3: Cross multiply
    26,503.68x = 39,755.19 × 7,783.04
  4. Step 4: Simplify right side
    26,503.68x = 309,416,233.98
  5. Step 5: Solve for x
    x = 309,416,233.98/26,503.68
  6. Step 6: Final answer
    x = 11,674.46

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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.