Home / 16,963.36-23,407.85-9,409.67

Finding the Fourth Proportional to 16,963.36, 23,407.85 and 9,409.67

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Solution

The fourth proportional to 16,963.36, 23,407.85 and 9,409.67 is: 12,984.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,963.36 : 23,407.85 = 9,409.67 : x
  2. Step 2: Convert to fraction form
    16,963.36/23,407.85 = 9,409.67/x
  3. Step 3: Cross multiply
    16,963.36x = 23,407.85 × 9,409.67
  4. Step 4: Simplify right side
    16,963.36x = 220,260,138.17
  5. Step 5: Solve for x
    x = 220,260,138.17/16,963.36
  6. Step 6: Final answer
    x = 12,984.47

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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.