Home / 35,690.22-49,252.73-19,775.68

Finding the Fourth Proportional to 35,690.22, 49,252.73 and 19,775.68

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Solution

The fourth proportional to 35,690.22, 49,252.73 and 19,775.68 is: 27,290.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,690.22 : 49,252.73 = 19,775.68 : x
  2. Step 2: Convert to fraction form
    35,690.22/49,252.73 = 19,775.68/x
  3. Step 3: Cross multiply
    35,690.22x = 49,252.73 × 19,775.68
  4. Step 4: Simplify right side
    35,690.22x = 974,006,005.60
  5. Step 5: Solve for x
    x = 974,006,005.60/35,690.22
  6. Step 6: Final answer
    x = 27,290.56

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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.