Home / 13,075.10-19,606.48-4,749.24

Finding the Fourth Proportional to 13,075.10, 19,606.48 and 4,749.24

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Solution

The fourth proportional to 13,075.10, 19,606.48 and 4,749.24 is: 7,121.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,075.10 : 19,606.48 = 4,749.24 : x
  2. Step 2: Convert to fraction form
    13,075.10/19,606.48 = 4,749.24/x
  3. Step 3: Cross multiply
    13,075.10x = 19,606.48 × 4,749.24
  4. Step 4: Simplify right side
    13,075.10x = 93,115,890.95
  5. Step 5: Solve for x
    x = 93,115,890.95/13,075.10
  6. Step 6: Final answer
    x = 7,121.62

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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.