Home / 13,041.08-19,563.48-4,276.68

Finding the Fourth Proportional to 13,041.08, 19,563.48 and 4,276.68

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Solution

The fourth proportional to 13,041.08, 19,563.48 and 4,276.68 is: 6,415.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,041.08 : 19,563.48 = 4,276.68 : x
  2. Step 2: Convert to fraction form
    13,041.08/19,563.48 = 4,276.68/x
  3. Step 3: Cross multiply
    13,041.08x = 19,563.48 × 4,276.68
  4. Step 4: Simplify right side
    13,041.08x = 83,666,743.65
  5. Step 5: Solve for x
    x = 83,666,743.65/13,041.08
  6. Step 6: Final answer
    x = 6,415.63

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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.