Home / 30,864.84-46,268.10-28,036.32

Finding the Fourth Proportional to 30,864.84, 46,268.10 and 28,036.32

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Solution

The fourth proportional to 30,864.84, 46,268.10 and 28,036.32 is: 42,027.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.84 : 46,268.10 = 28,036.32 : x
  2. Step 2: Convert to fraction form
    30,864.84/46,268.10 = 28,036.32/x
  3. Step 3: Cross multiply
    30,864.84x = 46,268.10 × 28,036.32
  4. Step 4: Simplify right side
    30,864.84x = 1,297,187,257.39
  5. Step 5: Solve for x
    x = 1,297,187,257.39/30,864.84
  6. Step 6: Final answer
    x = 42,027.99

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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.