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Finding the Fourth Proportional to 69,998.28, 105,007.98 and 22,597.50

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Solution

The fourth proportional to 69,998.28, 105,007.98 and 22,597.50 is: 33,899.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,998.28 : 105,007.98 = 22,597.50 : x
  2. Step 2: Convert to fraction form
    69,998.28/105,007.98 = 22,597.50/x
  3. Step 3: Cross multiply
    69,998.28x = 105,007.98 × 22,597.50
  4. Step 4: Simplify right side
    69,998.28x = 2,372,917,828.05
  5. Step 5: Solve for x
    x = 2,372,917,828.05/69,998.28
  6. Step 6: Final answer
    x = 33,899.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.