Home / 19,976.95-29,968.67-7,497.94

Finding the Fourth Proportional to 19,976.95, 29,968.67 and 7,497.94

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Solution

The fourth proportional to 19,976.95, 29,968.67 and 7,497.94 is: 11,248.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,976.95 : 29,968.67 = 7,497.94 : x
  2. Step 2: Convert to fraction form
    19,976.95/29,968.67 = 7,497.94/x
  3. Step 3: Cross multiply
    19,976.95x = 29,968.67 × 7,497.94
  4. Step 4: Simplify right side
    19,976.95x = 224,703,289.54
  5. Step 5: Solve for x
    x = 224,703,289.54/19,976.95
  6. Step 6: Final answer
    x = 11,248.13

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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.