Home / 18,359.26-25,335.48-10,804.69

Finding the Fourth Proportional to 18,359.26, 25,335.48 and 10,804.69

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Solution

The fourth proportional to 18,359.26, 25,335.48 and 10,804.69 is: 14,910.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,359.26 : 25,335.48 = 10,804.69 : x
  2. Step 2: Convert to fraction form
    18,359.26/25,335.48 = 10,804.69/x
  3. Step 3: Cross multiply
    18,359.26x = 25,335.48 × 10,804.69
  4. Step 4: Simplify right side
    18,359.26x = 273,742,079.59
  5. Step 5: Solve for x
    x = 273,742,079.59/18,359.26
  6. Step 6: Final answer
    x = 14,910.30

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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.