Home / 28,896.12-43,349.04-14,095.80

Finding the Fourth Proportional to 28,896.12, 43,349.04 and 14,095.80

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Solution

The fourth proportional to 28,896.12, 43,349.04 and 14,095.80 is: 21,146.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,896.12 : 43,349.04 = 14,095.80 : x
  2. Step 2: Convert to fraction form
    28,896.12/43,349.04 = 14,095.80/x
  3. Step 3: Cross multiply
    28,896.12x = 43,349.04 × 14,095.80
  4. Step 4: Simplify right side
    28,896.12x = 611,039,398.03
  5. Step 5: Solve for x
    x = 611,039,398.03/28,896.12
  6. Step 6: Final answer
    x = 21,146.07

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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.