Home / 13,244.73-18,276.83-7,276.65

Finding the Fourth Proportional to 13,244.73, 18,276.83 and 7,276.65

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Solution

The fourth proportional to 13,244.73, 18,276.83 and 7,276.65 is: 10,041.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,244.73 : 18,276.83 = 7,276.65 : x
  2. Step 2: Convert to fraction form
    13,244.73/18,276.83 = 7,276.65/x
  3. Step 3: Cross multiply
    13,244.73x = 18,276.83 × 7,276.65
  4. Step 4: Simplify right side
    13,244.73x = 132,994,058.64
  5. Step 5: Solve for x
    x = 132,994,058.64/13,244.73
  6. Step 6: Final answer
    x = 10,041.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.