Home / 35,732.36-49,313.69-19,821.94

Finding the Fourth Proportional to 35,732.36, 49,313.69 and 19,821.94

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Solution

The fourth proportional to 35,732.36, 49,313.69 and 19,821.94 is: 27,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,732.36 : 49,313.69 = 19,821.94 : x
  2. Step 2: Convert to fraction form
    35,732.36/49,313.69 = 19,821.94/x
  3. Step 3: Cross multiply
    35,732.36x = 49,313.69 × 19,821.94
  4. Step 4: Simplify right side
    35,732.36x = 977,492,856.30
  5. Step 5: Solve for x
    x = 977,492,856.30/35,732.36
  6. Step 6: Final answer
    x = 27,355.95

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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.