Home / 19,014.57-28,521.07-4,974.37

Finding the Fourth Proportional to 19,014.57, 28,521.07 and 4,974.37

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Solution

The fourth proportional to 19,014.57, 28,521.07 and 4,974.37 is: 7,461.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,014.57 : 28,521.07 = 4,974.37 : x
  2. Step 2: Convert to fraction form
    19,014.57/28,521.07 = 4,974.37/x
  3. Step 3: Cross multiply
    19,014.57x = 28,521.07 × 4,974.37
  4. Step 4: Simplify right side
    19,014.57x = 141,874,271.24
  5. Step 5: Solve for x
    x = 141,874,271.24/19,014.57
  6. Step 6: Final answer
    x = 7,461.35

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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.