Home / 49,755.51-68,663.84-30,628.17

Finding the Fourth Proportional to 49,755.51, 68,663.84 and 30,628.17

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Solution

The fourth proportional to 49,755.51, 68,663.84 and 30,628.17 is: 42,267.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,755.51 : 68,663.84 = 30,628.17 : x
  2. Step 2: Convert to fraction form
    49,755.51/68,663.84 = 30,628.17/x
  3. Step 3: Cross multiply
    49,755.51x = 68,663.84 × 30,628.17
  4. Step 4: Simplify right side
    49,755.51x = 2,103,047,611.23
  5. Step 5: Solve for x
    x = 2,103,047,611.23/49,755.51
  6. Step 6: Final answer
    x = 42,267.63

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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.