Home / 69,441.60-104,146.14-19,526.49

Finding the Fourth Proportional to 69,441.60, 104,146.14 and 19,526.49

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Solution

The fourth proportional to 69,441.60, 104,146.14 and 19,526.49 is: 29,285.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,441.60 : 104,146.14 = 19,526.49 : x
  2. Step 2: Convert to fraction form
    69,441.60/104,146.14 = 19,526.49/x
  3. Step 3: Cross multiply
    69,441.60x = 104,146.14 × 19,526.49
  4. Step 4: Simplify right side
    69,441.60x = 2,033,608,561.25
  5. Step 5: Solve for x
    x = 2,033,608,561.25/69,441.60
  6. Step 6: Final answer
    x = 29,285.16

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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.