Home / 19,046.02-28,568.72-5,195.02

Finding the Fourth Proportional to 19,046.02, 28,568.72 and 5,195.02

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Solution

The fourth proportional to 19,046.02, 28,568.72 and 5,195.02 is: 7,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,046.02 : 28,568.72 = 5,195.02 : x
  2. Step 2: Convert to fraction form
    19,046.02/28,568.72 = 5,195.02/x
  3. Step 3: Cross multiply
    19,046.02x = 28,568.72 × 5,195.02
  4. Step 4: Simplify right side
    19,046.02x = 148,415,071.77
  5. Step 5: Solve for x
    x = 148,415,071.77/19,046.02
  6. Step 6: Final answer
    x = 7,792.45

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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.