Home / 13,048.20-19,573.56-4,284

Finding the Fourth Proportional to 13,048.20, 19,573.56 and 4,284

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Solution

The fourth proportional to 13,048.20, 19,573.56 and 4,284 is: 6,426.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,048.20 : 19,573.56 = 4,284 : x
  2. Step 2: Convert to fraction form
    13,048.20/19,573.56 = 4,284/x
  3. Step 3: Cross multiply
    13,048.20x = 19,573.56 × 4,284
  4. Step 4: Simplify right side
    13,048.20x = 83,853,131.04
  5. Step 5: Solve for x
    x = 83,853,131.04/13,048.20
  6. Step 6: Final answer
    x = 6,426.41

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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.