Home / 19,985.00-29,944.69-6,830.19

Finding the Fourth Proportional to 19,985.00, 29,944.69 and 6,830.19

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Solution

The fourth proportional to 19,985.00, 29,944.69 and 6,830.19 is: 10,234.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,985.00 : 29,944.69 = 6,830.19 : x
  2. Step 2: Convert to fraction form
    19,985.00/29,944.69 = 6,830.19/x
  3. Step 3: Cross multiply
    19,985.00x = 29,944.69 × 6,830.19
  4. Step 4: Simplify right side
    19,985.00x = 204,527,905.12
  5. Step 5: Solve for x
    x = 204,527,905.12/19,985.00
  6. Step 6: Final answer
    x = 10,234.07

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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.