Home / 14,946.88-20,622.36-9,644.80

Finding the Fourth Proportional to 14,946.88, 20,622.36 and 9,644.80

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Solution

The fourth proportional to 14,946.88, 20,622.36 and 9,644.80 is: 13,307.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,946.88 : 20,622.36 = 9,644.80 : x
  2. Step 2: Convert to fraction form
    14,946.88/20,622.36 = 9,644.80/x
  3. Step 3: Cross multiply
    14,946.88x = 20,622.36 × 9,644.80
  4. Step 4: Simplify right side
    14,946.88x = 198,898,537.73
  5. Step 5: Solve for x
    x = 198,898,537.73/14,946.88
  6. Step 6: Final answer
    x = 13,307.03

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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.