Home / 12,725.02-19,088.84-4,405.02

Finding the Fourth Proportional to 12,725.02, 19,088.84 and 4,405.02

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Solution

The fourth proportional to 12,725.02, 19,088.84 and 4,405.02 is: 6,607.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,725.02 : 19,088.84 = 4,405.02 : x
  2. Step 2: Convert to fraction form
    12,725.02/19,088.84 = 4,405.02/x
  3. Step 3: Cross multiply
    12,725.02x = 19,088.84 × 4,405.02
  4. Step 4: Simplify right side
    12,725.02x = 84,086,721.98
  5. Step 5: Solve for x
    x = 84,086,721.98/12,725.02
  6. Step 6: Final answer
    x = 6,607.98

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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.