Home / 16,951.40-23,392.36-9,877.67

Finding the Fourth Proportional to 16,951.40, 23,392.36 and 9,877.67

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Solution

The fourth proportional to 16,951.40, 23,392.36 and 9,877.67 is: 13,630.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,951.40 : 23,392.36 = 9,877.67 : x
  2. Step 2: Convert to fraction form
    16,951.40/23,392.36 = 9,877.67/x
  3. Step 3: Cross multiply
    16,951.40x = 23,392.36 × 9,877.67
  4. Step 4: Simplify right side
    16,951.40x = 231,062,012.60
  5. Step 5: Solve for x
    x = 231,062,012.60/16,951.40
  6. Step 6: Final answer
    x = 13,630.85

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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.