Home / 14,359.04-19,817.16-8,770.04

Finding the Fourth Proportional to 14,359.04, 19,817.16 and 8,770.04

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Solution

The fourth proportional to 14,359.04, 19,817.16 and 8,770.04 is: 12,103.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,359.04 : 19,817.16 = 8,770.04 : x
  2. Step 2: Convert to fraction form
    14,359.04/19,817.16 = 8,770.04/x
  3. Step 3: Cross multiply
    14,359.04x = 19,817.16 × 8,770.04
  4. Step 4: Simplify right side
    14,359.04x = 173,797,285.89
  5. Step 5: Solve for x
    x = 173,797,285.89/14,359.04
  6. Step 6: Final answer
    x = 12,103.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.