Home / 19,113.01-28,671.27-7,427.14

Finding the Fourth Proportional to 19,113.01, 28,671.27 and 7,427.14

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Solution

The fourth proportional to 19,113.01, 28,671.27 and 7,427.14 is: 11,141.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,113.01 : 28,671.27 = 7,427.14 : x
  2. Step 2: Convert to fraction form
    19,113.01/28,671.27 = 7,427.14/x
  3. Step 3: Cross multiply
    19,113.01x = 28,671.27 × 7,427.14
  4. Step 4: Simplify right side
    19,113.01x = 212,945,536.27
  5. Step 5: Solve for x
    x = 212,945,536.27/19,113.01
  6. Step 6: Final answer
    x = 11,141.39

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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.