Home / 13,020.19-19,526.23-4,699.11

Finding the Fourth Proportional to 13,020.19, 19,526.23 and 4,699.11

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Solution

The fourth proportional to 13,020.19, 19,526.23 and 4,699.11 is: 7,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,020.19 : 19,526.23 = 4,699.11 : x
  2. Step 2: Convert to fraction form
    13,020.19/19,526.23 = 4,699.11/x
  3. Step 3: Cross multiply
    13,020.19x = 19,526.23 × 4,699.11
  4. Step 4: Simplify right side
    13,020.19x = 91,755,981.75
  5. Step 5: Solve for x
    x = 91,755,981.75/13,020.19
  6. Step 6: Final answer
    x = 7,047.21

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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.