Home / 12,902.02-19,361.64-4,694.02

Finding the Fourth Proportional to 12,902.02, 19,361.64 and 4,694.02

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Solution

The fourth proportional to 12,902.02, 19,361.64 and 4,694.02 is: 7,044.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,902.02 : 19,361.64 = 4,694.02 : x
  2. Step 2: Convert to fraction form
    12,902.02/19,361.64 = 4,694.02/x
  3. Step 3: Cross multiply
    12,902.02x = 19,361.64 × 4,694.02
  4. Step 4: Simplify right side
    12,902.02x = 90,883,925.39
  5. Step 5: Solve for x
    x = 90,883,925.39/12,902.02
  6. Step 6: Final answer
    x = 7,044.16

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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.