Home / 46,279.77-69,450.84-19,987.17

Finding the Fourth Proportional to 46,279.77, 69,450.84 and 19,987.17

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Solution

The fourth proportional to 46,279.77, 69,450.84 and 19,987.17 is: 29,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,279.77 : 69,450.84 = 19,987.17 : x
  2. Step 2: Convert to fraction form
    46,279.77/69,450.84 = 19,987.17/x
  3. Step 3: Cross multiply
    46,279.77x = 69,450.84 × 19,987.17
  4. Step 4: Simplify right side
    46,279.77x = 1,388,125,745.72
  5. Step 5: Solve for x
    x = 1,388,125,745.72/46,279.77
  6. Step 6: Final answer
    x = 29,994.22

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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.