Home / 16,867.56-23,276.86-9,313.44

Finding the Fourth Proportional to 16,867.56, 23,276.86 and 9,313.44

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Solution

The fourth proportional to 16,867.56, 23,276.86 and 9,313.44 is: 12,852.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,867.56 : 23,276.86 = 9,313.44 : x
  2. Step 2: Convert to fraction form
    16,867.56/23,276.86 = 9,313.44/x
  3. Step 3: Cross multiply
    16,867.56x = 23,276.86 × 9,313.44
  4. Step 4: Simplify right side
    16,867.56x = 216,787,639.00
  5. Step 5: Solve for x
    x = 216,787,639.00/16,867.56
  6. Step 6: Final answer
    x = 12,852.34

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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.