Home / 14,211.32-21,316.98-6,418.04

Finding the Fourth Proportional to 14,211.32, 21,316.98 and 6,418.04

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Solution

The fourth proportional to 14,211.32, 21,316.98 and 6,418.04 is: 9,627.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,211.32 : 21,316.98 = 6,418.04 : x
  2. Step 2: Convert to fraction form
    14,211.32/21,316.98 = 6,418.04/x
  3. Step 3: Cross multiply
    14,211.32x = 21,316.98 × 6,418.04
  4. Step 4: Simplify right side
    14,211.32x = 136,813,230.32
  5. Step 5: Solve for x
    x = 136,813,230.32/14,211.32
  6. Step 6: Final answer
    x = 9,627.06

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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.