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Finding the Fourth Proportional to 19,460.98, 29,193.52 and 8,929.22

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Solution

The fourth proportional to 19,460.98, 29,193.52 and 8,929.22 is: 13,394.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,460.98 : 29,193.52 = 8,929.22 : x
  2. Step 2: Convert to fraction form
    19,460.98/29,193.52 = 8,929.22/x
  3. Step 3: Cross multiply
    19,460.98x = 29,193.52 × 8,929.22
  4. Step 4: Simplify right side
    19,460.98x = 260,675,362.65
  5. Step 5: Solve for x
    x = 260,675,362.65/19,460.98
  6. Step 6: Final answer
    x = 13,394.77

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1.5x scale

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.