Home / 19,868.03-29,802.01-5,076.95

Finding the Fourth Proportional to 19,868.03, 29,802.01 and 5,076.95

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Solution

The fourth proportional to 19,868.03, 29,802.01 and 5,076.95 is: 7,615.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,868.03 : 29,802.01 = 5,076.95 : x
  2. Step 2: Convert to fraction form
    19,868.03/29,802.01 = 5,076.95/x
  3. Step 3: Cross multiply
    19,868.03x = 29,802.01 × 5,076.95
  4. Step 4: Simplify right side
    19,868.03x = 151,303,314.67
  5. Step 5: Solve for x
    x = 151,303,314.67/19,868.03
  6. Step 6: Final answer
    x = 7,615.42

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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.