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Finding the Fourth Proportional to 62,930, 94,395 and 19,154

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Solution

The fourth proportional to 62,930, 94,395 and 19,154 is: 28,731

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,930 : 94,395 = 19,154 : x
  2. Step 2: Convert to fraction form
    62,930/94,395 = 19,154/x
  3. Step 3: Cross multiply
    62,930x = 94,395 × 19,154
  4. Step 4: Simplify right side
    62,930x = 1,808,041,830
  5. Step 5: Solve for x
    x = 1,808,041,830/62,930
  6. Step 6: Final answer
    x = 28,731

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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.