Home / 19,508.98-29,239.62-8,392.18

Finding the Fourth Proportional to 19,508.98, 29,239.62 and 8,392.18

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Solution

The fourth proportional to 19,508.98, 29,239.62 and 8,392.18 is: 12,578.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508.98 : 29,239.62 = 8,392.18 : x
  2. Step 2: Convert to fraction form
    19,508.98/29,239.62 = 8,392.18/x
  3. Step 3: Cross multiply
    19,508.98x = 29,239.62 × 8,392.18
  4. Step 4: Simplify right side
    19,508.98x = 245,384,154.17
  5. Step 5: Solve for x
    x = 245,384,154.17/19,508.98
  6. Step 6: Final answer
    x = 12,578.01

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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.