Home / 28,860.14-43,294.54-10,136.88

Finding the Fourth Proportional to 28,860.14, 43,294.54 and 10,136.88

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Solution

The fourth proportional to 28,860.14, 43,294.54 and 10,136.88 is: 15,206.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860.14 : 43,294.54 = 10,136.88 : x
  2. Step 2: Convert to fraction form
    28,860.14/43,294.54 = 10,136.88/x
  3. Step 3: Cross multiply
    28,860.14x = 43,294.54 × 10,136.88
  4. Step 4: Simplify right side
    28,860.14x = 438,871,341.88
  5. Step 5: Solve for x
    x = 438,871,341.88/28,860.14
  6. Step 6: Final answer
    x = 15,206.83

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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.