Home / 14,307.96-21,467.10-6,409.80

Finding the Fourth Proportional to 14,307.96, 21,467.10 and 6,409.80

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Solution

The fourth proportional to 14,307.96, 21,467.10 and 6,409.80 is: 9,617.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.96 : 21,467.10 = 6,409.80 : x
  2. Step 2: Convert to fraction form
    14,307.96/21,467.10 = 6,409.80/x
  3. Step 3: Cross multiply
    14,307.96x = 21,467.10 × 6,409.80
  4. Step 4: Simplify right side
    14,307.96x = 137,599,817.58
  5. Step 5: Solve for x
    x = 137,599,817.58/14,307.96
  6. Step 6: Final answer
    x = 9,617.01

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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.