Home / 16,693.20-25,007.40-9,284.40

Finding the Fourth Proportional to 16,693.20, 25,007.40 and 9,284.40

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Solution

The fourth proportional to 16,693.20, 25,007.40 and 9,284.40 is: 13,908.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.20 : 25,007.40 = 9,284.40 : x
  2. Step 2: Convert to fraction form
    16,693.20/25,007.40 = 9,284.40/x
  3. Step 3: Cross multiply
    16,693.20x = 25,007.40 × 9,284.40
  4. Step 4: Simplify right side
    16,693.20x = 232,178,704.56
  5. Step 5: Solve for x
    x = 232,178,704.56/16,693.20
  6. Step 6: Final answer
    x = 13,908.58

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1.5x scale

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.