Home / 13,021.94-19,528.29-4,699.73

Finding the Fourth Proportional to 13,021.94, 19,528.29 and 4,699.73

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Solution

The fourth proportional to 13,021.94, 19,528.29 and 4,699.73 is: 7,047.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,021.94 : 19,528.29 = 4,699.73 : x
  2. Step 2: Convert to fraction form
    13,021.94/19,528.29 = 4,699.73/x
  3. Step 3: Cross multiply
    13,021.94x = 19,528.29 × 4,699.73
  4. Step 4: Simplify right side
    13,021.94x = 91,777,592.72
  5. Step 5: Solve for x
    x = 91,777,592.72/13,021.94
  6. Step 6: Final answer
    x = 7,047.92

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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.