Home / 46,643.85-69,945.12-13,356.33

Finding the Fourth Proportional to 46,643.85, 69,945.12 and 13,356.33

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Solution

The fourth proportional to 46,643.85, 69,945.12 and 13,356.33 is: 20,028.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,643.85 : 69,945.12 = 13,356.33 : x
  2. Step 2: Convert to fraction form
    46,643.85/69,945.12 = 13,356.33/x
  3. Step 3: Cross multiply
    46,643.85x = 69,945.12 × 13,356.33
  4. Step 4: Simplify right side
    46,643.85x = 934,210,104.61
  5. Step 5: Solve for x
    x = 934,210,104.61/46,643.85
  6. Step 6: Final answer
    x = 20,028.58

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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.