Home / 35,679.69-49,237.97-19,765.17

Finding the Fourth Proportional to 35,679.69, 49,237.97 and 19,765.17

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Solution

The fourth proportional to 35,679.69, 49,237.97 and 19,765.17 is: 27,275.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,679.69 : 49,237.97 = 19,765.17 : x
  2. Step 2: Convert to fraction form
    35,679.69/49,237.97 = 19,765.17/x
  3. Step 3: Cross multiply
    35,679.69x = 49,237.97 × 19,765.17
  4. Step 4: Simplify right side
    35,679.69x = 973,196,847.50
  5. Step 5: Solve for x
    x = 973,196,847.50/35,679.69
  6. Step 6: Final answer
    x = 27,275.93

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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.