Home / 12,297.98-18,442.43-4,398.35

Finding the Fourth Proportional to 12,297.98, 18,442.43 and 4,398.35

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Solution

The fourth proportional to 12,297.98, 18,442.43 and 4,398.35 is: 6,595.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.98 : 18,442.43 = 4,398.35 : x
  2. Step 2: Convert to fraction form
    12,297.98/18,442.43 = 4,398.35/x
  3. Step 3: Cross multiply
    12,297.98x = 18,442.43 × 4,398.35
  4. Step 4: Simplify right side
    12,297.98x = 81,116,292.76
  5. Step 5: Solve for x
    x = 81,116,292.76/12,297.98
  6. Step 6: Final answer
    x = 6,595.91

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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.