Home / 16,931.64-23,363.94-9,759.60

Finding the Fourth Proportional to 16,931.64, 23,363.94 and 9,759.60

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Solution

The fourth proportional to 16,931.64, 23,363.94 and 9,759.60 is: 13,467.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931.64 : 23,363.94 = 9,759.60 : x
  2. Step 2: Convert to fraction form
    16,931.64/23,363.94 = 9,759.60/x
  3. Step 3: Cross multiply
    16,931.64x = 23,363.94 × 9,759.60
  4. Step 4: Simplify right side
    16,931.64x = 228,022,708.82
  5. Step 5: Solve for x
    x = 228,022,708.82/16,931.64
  6. Step 6: Final answer
    x = 13,467.25

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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.