Home / 28,871.04-43,307.84-8,094.08

Finding the Fourth Proportional to 28,871.04, 43,307.84 and 8,094.08

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Solution

The fourth proportional to 28,871.04, 43,307.84 and 8,094.08 is: 12,141.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,871.04 : 43,307.84 = 8,094.08 : x
  2. Step 2: Convert to fraction form
    28,871.04/43,307.84 = 8,094.08/x
  3. Step 3: Cross multiply
    28,871.04x = 43,307.84 × 8,094.08
  4. Step 4: Simplify right side
    28,871.04x = 350,537,121.59
  5. Step 5: Solve for x
    x = 350,537,121.59/28,871.04
  6. Step 6: Final answer
    x = 12,141.48

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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.