Home / 18,235.08-25,161.96-10,276.68

Finding the Fourth Proportional to 18,235.08, 25,161.96 and 10,276.68

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Solution

The fourth proportional to 18,235.08, 25,161.96 and 10,276.68 is: 14,180.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,235.08 : 25,161.96 = 10,276.68 : x
  2. Step 2: Convert to fraction form
    18,235.08/25,161.96 = 10,276.68/x
  3. Step 3: Cross multiply
    18,235.08x = 25,161.96 × 10,276.68
  4. Step 4: Simplify right side
    18,235.08x = 258,581,411.09
  5. Step 5: Solve for x
    x = 258,581,411.09/18,235.08
  6. Step 6: Final answer
    x = 14,180.44

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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.