Home / 13,731.79-20,597.64-4,966.69

Finding the Fourth Proportional to 13,731.79, 20,597.64 and 4,966.69

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Solution

The fourth proportional to 13,731.79, 20,597.64 and 4,966.69 is: 7,450.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,731.79 : 20,597.64 = 4,966.69 : x
  2. Step 2: Convert to fraction form
    13,731.79/20,597.64 = 4,966.69/x
  3. Step 3: Cross multiply
    13,731.79x = 20,597.64 × 4,966.69
  4. Step 4: Simplify right side
    13,731.79x = 102,302,092.61
  5. Step 5: Solve for x
    x = 102,302,092.61/13,731.79
  6. Step 6: Final answer
    x = 7,450.02

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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.