Home / 14,124.10-21,202.35-8,583.70

Finding the Fourth Proportional to 14,124.10, 21,202.35 and 8,583.70

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Solution

The fourth proportional to 14,124.10, 21,202.35 and 8,583.70 is: 12,885.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,124.10 : 21,202.35 = 8,583.70 : x
  2. Step 2: Convert to fraction form
    14,124.10/21,202.35 = 8,583.70/x
  3. Step 3: Cross multiply
    14,124.10x = 21,202.35 × 8,583.70
  4. Step 4: Simplify right side
    14,124.10x = 181,994,611.70
  5. Step 5: Solve for x
    x = 181,994,611.70/14,124.10
  6. Step 6: Final answer
    x = 12,885.40

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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.