Home / 30,872.82-46,272.02-14,210.04

Finding the Fourth Proportional to 30,872.82, 46,272.02 and 14,210.04

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Solution

The fourth proportional to 30,872.82, 46,272.02 and 14,210.04 is: 21,297.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,872.82 : 46,272.02 = 14,210.04 : x
  2. Step 2: Convert to fraction form
    30,872.82/46,272.02 = 14,210.04/x
  3. Step 3: Cross multiply
    30,872.82x = 46,272.02 × 14,210.04
  4. Step 4: Simplify right side
    30,872.82x = 657,527,255.08
  5. Step 5: Solve for x
    x = 657,527,255.08/30,872.82
  6. Step 6: Final answer
    x = 21,297.93

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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.