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Finding the Fourth Proportional to 30,893.51, 46,557.89 and 27,935.32

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Solution

The fourth proportional to 30,893.51, 46,557.89 and 27,935.32 is: 42,099.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,893.51 : 46,557.89 = 27,935.32 : x
  2. Step 2: Convert to fraction form
    30,893.51/46,557.89 = 27,935.32/x
  3. Step 3: Cross multiply
    30,893.51x = 46,557.89 × 27,935.32
  4. Step 4: Simplify right side
    30,893.51x = 1,300,609,555.67
  5. Step 5: Solve for x
    x = 1,300,609,555.67/30,893.51
  6. Step 6: Final answer
    x = 42,099.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.