Home / 34,266.28-51,282.54-28,725.88

Finding the Fourth Proportional to 34,266.28, 51,282.54 and 28,725.88

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Solution

The fourth proportional to 34,266.28, 51,282.54 and 28,725.88 is: 42,990.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,266.28 : 51,282.54 = 28,725.88 : x
  2. Step 2: Convert to fraction form
    34,266.28/51,282.54 = 28,725.88/x
  3. Step 3: Cross multiply
    34,266.28x = 51,282.54 × 28,725.88
  4. Step 4: Simplify right side
    34,266.28x = 1,473,136,090.14
  5. Step 5: Solve for x
    x = 1,473,136,090.14/34,266.28
  6. Step 6: Final answer
    x = 42,990.84

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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.