Home / 19,114.13-28,658.10-9,735.99

Finding the Fourth Proportional to 19,114.13, 28,658.10 and 9,735.99

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Solution

The fourth proportional to 19,114.13, 28,658.10 and 9,735.99 is: 14,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,114.13 : 28,658.10 = 9,735.99 : x
  2. Step 2: Convert to fraction form
    19,114.13/28,658.10 = 9,735.99/x
  3. Step 3: Cross multiply
    19,114.13x = 28,658.10 × 9,735.99
  4. Step 4: Simplify right side
    19,114.13x = 279,014,975.02
  5. Step 5: Solve for x
    x = 279,014,975.02/19,114.13
  6. Step 6: Final answer
    x = 14,597.32

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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.