Home / 29,559.99-40,779.74-19,996.46

Finding the Fourth Proportional to 29,559.99, 40,779.74 and 19,996.46

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Solution

The fourth proportional to 29,559.99, 40,779.74 and 19,996.46 is: 27,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,559.99 : 40,779.74 = 19,996.46 : x
  2. Step 2: Convert to fraction form
    29,559.99/40,779.74 = 19,996.46/x
  3. Step 3: Cross multiply
    29,559.99x = 40,779.74 × 19,996.46
  4. Step 4: Simplify right side
    29,559.99x = 815,450,285.81
  5. Step 5: Solve for x
    x = 815,450,285.81/29,559.99
  6. Step 6: Final answer
    x = 27,586.28

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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.