Home / 13,020.09-19,526.09-4,699.02

Finding the Fourth Proportional to 13,020.09, 19,526.09 and 4,699.02

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Solution

The fourth proportional to 13,020.09, 19,526.09 and 4,699.02 is: 7,047.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.09 : 19,526.09 = 4,699.02 : x
  2. Step 2: Convert to fraction form
    13,020.09/19,526.09 = 4,699.02/x
  3. Step 3: Cross multiply
    13,020.09x = 19,526.09 × 4,699.02
  4. Step 4: Simplify right side
    13,020.09x = 91,753,487.43
  5. Step 5: Solve for x
    x = 91,753,487.43/13,020.09
  6. Step 6: Final answer
    x = 7,047.07

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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.