Home / 19,900.89-29,855.79-6,573.42

Finding the Fourth Proportional to 19,900.89, 29,855.79 and 6,573.42

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Solution

The fourth proportional to 19,900.89, 29,855.79 and 6,573.42 is: 9,861.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,900.89 : 29,855.79 = 6,573.42 : x
  2. Step 2: Convert to fraction form
    19,900.89/29,855.79 = 6,573.42/x
  3. Step 3: Cross multiply
    19,900.89x = 29,855.79 × 6,573.42
  4. Step 4: Simplify right side
    19,900.89x = 196,254,647.10
  5. Step 5: Solve for x
    x = 196,254,647.10/19,900.89
  6. Step 6: Final answer
    x = 9,861.60

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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.