Home / 16,913.63-23,340.57-9,359.36

Finding the Fourth Proportional to 16,913.63, 23,340.57 and 9,359.36

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Solution

The fourth proportional to 16,913.63, 23,340.57 and 9,359.36 is: 12,915.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,913.63 : 23,340.57 = 9,359.36 : x
  2. Step 2: Convert to fraction form
    16,913.63/23,340.57 = 9,359.36/x
  3. Step 3: Cross multiply
    16,913.63x = 23,340.57 × 9,359.36
  4. Step 4: Simplify right side
    16,913.63x = 218,452,797.24
  5. Step 5: Solve for x
    x = 218,452,797.24/16,913.63
  6. Step 6: Final answer
    x = 12,915.78

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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.