Home / 18,398.21-27,607.30-14,246.35

Finding the Fourth Proportional to 18,398.21, 27,607.30 and 14,246.35

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Solution

The fourth proportional to 18,398.21, 27,607.30 and 14,246.35 is: 21,377.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,398.21 : 27,607.30 = 14,246.35 : x
  2. Step 2: Convert to fraction form
    18,398.21/27,607.30 = 14,246.35/x
  3. Step 3: Cross multiply
    18,398.21x = 27,607.30 × 14,246.35
  4. Step 4: Simplify right side
    18,398.21x = 393,303,153.72
  5. Step 5: Solve for x
    x = 393,303,153.72/18,398.21
  6. Step 6: Final answer
    x = 21,377.26

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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.