Home / 35,722.22-49,299.45-19,809.77

Finding the Fourth Proportional to 35,722.22, 49,299.45 and 19,809.77

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Solution

The fourth proportional to 35,722.22, 49,299.45 and 19,809.77 is: 27,339.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,722.22 : 49,299.45 = 19,809.77 : x
  2. Step 2: Convert to fraction form
    35,722.22/49,299.45 = 19,809.77/x
  3. Step 3: Cross multiply
    35,722.22x = 49,299.45 × 19,809.77
  4. Step 4: Simplify right side
    35,722.22x = 976,610,765.63
  5. Step 5: Solve for x
    x = 976,610,765.63/35,722.22
  6. Step 6: Final answer
    x = 27,339.03

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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.