Home / 23,326.81-32,189.83-13,253.92

Finding the Fourth Proportional to 23,326.81, 32,189.83 and 13,253.92

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Solution

The fourth proportional to 23,326.81, 32,189.83 and 13,253.92 is: 18,289.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,326.81 : 32,189.83 = 13,253.92 : x
  2. Step 2: Convert to fraction form
    23,326.81/32,189.83 = 13,253.92/x
  3. Step 3: Cross multiply
    23,326.81x = 32,189.83 × 13,253.92
  4. Step 4: Simplify right side
    23,326.81x = 426,641,431.63
  5. Step 5: Solve for x
    x = 426,641,431.63/23,326.81
  6. Step 6: Final answer
    x = 18,289.75

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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.