Home / 14,088.32-21,143.52-6,196.32

Finding the Fourth Proportional to 14,088.32, 21,143.52 and 6,196.32

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Solution

The fourth proportional to 14,088.32, 21,143.52 and 6,196.32 is: 9,299.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,088.32 : 21,143.52 = 6,196.32 : x
  2. Step 2: Convert to fraction form
    14,088.32/21,143.52 = 6,196.32/x
  3. Step 3: Cross multiply
    14,088.32x = 21,143.52 × 6,196.32
  4. Step 4: Simplify right side
    14,088.32x = 131,012,015.85
  5. Step 5: Solve for x
    x = 131,012,015.85/14,088.32
  6. Step 6: Final answer
    x = 9,299.34

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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.