Home / 14,307.48-21,437.83-13,760.73

Finding the Fourth Proportional to 14,307.48, 21,437.83 and 13,760.73

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Solution

The fourth proportional to 14,307.48, 21,437.83 and 13,760.73 is: 20,618.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,307.48 : 21,437.83 = 13,760.73 : x
  2. Step 2: Convert to fraction form
    14,307.48/21,437.83 = 13,760.73/x
  3. Step 3: Cross multiply
    14,307.48x = 21,437.83 × 13,760.73
  4. Step 4: Simplify right side
    14,307.48x = 295,000,190.42
  5. Step 5: Solve for x
    x = 295,000,190.42/14,307.48
  6. Step 6: Final answer
    x = 20,618.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.