Home / 46,282.77-69,455.34-19,990.17

Finding the Fourth Proportional to 46,282.77, 69,455.34 and 19,990.17

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Solution

The fourth proportional to 46,282.77, 69,455.34 and 19,990.17 is: 29,998.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,282.77 : 69,455.34 = 19,990.17 : x
  2. Step 2: Convert to fraction form
    46,282.77/69,455.34 = 19,990.17/x
  3. Step 3: Cross multiply
    46,282.77x = 69,455.34 × 19,990.17
  4. Step 4: Simplify right side
    46,282.77x = 1,388,424,054.01
  5. Step 5: Solve for x
    x = 1,388,424,054.01/46,282.77
  6. Step 6: Final answer
    x = 29,998.72

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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.