Home / 25,354.64-38,043.81-11,313.20

Finding the Fourth Proportional to 25,354.64, 38,043.81 and 11,313.20

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Solution

The fourth proportional to 25,354.64, 38,043.81 and 11,313.20 is: 16,975.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,354.64 : 38,043.81 = 11,313.20 : x
  2. Step 2: Convert to fraction form
    25,354.64/38,043.81 = 11,313.20/x
  3. Step 3: Cross multiply
    25,354.64x = 38,043.81 × 11,313.20
  4. Step 4: Simplify right side
    25,354.64x = 430,397,326.40
  5. Step 5: Solve for x
    x = 430,397,326.40/25,354.64
  6. Step 6: Final answer
    x = 16,975.09

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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.