Home / 14,603.46-21,907.17-4,739.55

Finding the Fourth Proportional to 14,603.46, 21,907.17 and 4,739.55

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Solution

The fourth proportional to 14,603.46, 21,907.17 and 4,739.55 is: 7,109.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,603.46 : 21,907.17 = 4,739.55 : x
  2. Step 2: Convert to fraction form
    14,603.46/21,907.17 = 4,739.55/x
  3. Step 3: Cross multiply
    14,603.46x = 21,907.17 × 4,739.55
  4. Step 4: Simplify right side
    14,603.46x = 103,830,127.57
  5. Step 5: Solve for x
    x = 103,830,127.57/14,603.46
  6. Step 6: Final answer
    x = 7,109.97

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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.