Home / 28,846.53-43,282.76-15,679.17

Finding the Fourth Proportional to 28,846.53, 43,282.76 and 15,679.17

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Solution

The fourth proportional to 28,846.53, 43,282.76 and 15,679.17 is: 23,525.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,846.53 : 43,282.76 = 15,679.17 : x
  2. Step 2: Convert to fraction form
    28,846.53/43,282.76 = 15,679.17/x
  3. Step 3: Cross multiply
    28,846.53x = 43,282.76 × 15,679.17
  4. Step 4: Simplify right side
    28,846.53x = 678,637,673.71
  5. Step 5: Solve for x
    x = 678,637,673.71/28,846.53
  6. Step 6: Final answer
    x = 23,525.80

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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.