Home / 12,927.22-19,395.46-6,358

Finding the Fourth Proportional to 12,927.22, 19,395.46 and 6,358

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Solution

The fourth proportional to 12,927.22, 19,395.46 and 6,358 is: 9,539.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,927.22 : 19,395.46 = 6,358 : x
  2. Step 2: Convert to fraction form
    12,927.22/19,395.46 = 6,358/x
  3. Step 3: Cross multiply
    12,927.22x = 19,395.46 × 6,358
  4. Step 4: Simplify right side
    12,927.22x = 123,316,334.68
  5. Step 5: Solve for x
    x = 123,316,334.68/12,927.22
  6. Step 6: Final answer
    x = 9,539.28

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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.