Home / 46,379.37-69,555.12-19,725.13

Finding the Fourth Proportional to 46,379.37, 69,555.12 and 19,725.13

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Solution

The fourth proportional to 46,379.37, 69,555.12 and 19,725.13 is: 29,581.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,379.37 : 69,555.12 = 19,725.13 : x
  2. Step 2: Convert to fraction form
    46,379.37/69,555.12 = 19,725.13/x
  3. Step 3: Cross multiply
    46,379.37x = 69,555.12 × 19,725.13
  4. Step 4: Simplify right side
    46,379.37x = 1,371,983,784.17
  5. Step 5: Solve for x
    x = 1,371,983,784.17/46,379.37
  6. Step 6: Final answer
    x = 29,581.77

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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.