Home / 69,533.16-104,299.89-19,613.49

Finding the Fourth Proportional to 69,533.16, 104,299.89 and 19,613.49

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Solution

The fourth proportional to 69,533.16, 104,299.89 and 19,613.49 is: 29,420.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,533.16 : 104,299.89 = 19,613.49 : x
  2. Step 2: Convert to fraction form
    69,533.16/104,299.89 = 19,613.49/x
  3. Step 3: Cross multiply
    69,533.16x = 104,299.89 × 19,613.49
  4. Step 4: Simplify right side
    69,533.16x = 2,045,684,849.52
  5. Step 5: Solve for x
    x = 2,045,684,849.52/69,533.16
  6. Step 6: Final answer
    x = 29,420.28

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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.