Home / 35,965.70-49,630.83-20,047.07

Finding the Fourth Proportional to 35,965.70, 49,630.83 and 20,047.07

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Solution

The fourth proportional to 35,965.70, 49,630.83 and 20,047.07 is: 27,663.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,965.70 : 49,630.83 = 20,047.07 : x
  2. Step 2: Convert to fraction form
    35,965.70/49,630.83 = 20,047.07/x
  3. Step 3: Cross multiply
    35,965.70x = 49,630.83 × 20,047.07
  4. Step 4: Simplify right side
    35,965.70x = 994,952,475.01
  5. Step 5: Solve for x
    x = 994,952,475.01/35,965.70
  6. Step 6: Final answer
    x = 27,663.93

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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.