Home / 14,794.47-20,455.74-12,926.97

Finding the Fourth Proportional to 14,794.47, 20,455.74 and 12,926.97

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Solution

The fourth proportional to 14,794.47, 20,455.74 and 12,926.97 is: 17,873.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,794.47 : 20,455.74 = 12,926.97 : x
  2. Step 2: Convert to fraction form
    14,794.47/20,455.74 = 12,926.97/x
  3. Step 3: Cross multiply
    14,794.47x = 20,455.74 × 12,926.97
  4. Step 4: Simplify right side
    14,794.47x = 264,430,737.31
  5. Step 5: Solve for x
    x = 264,430,737.31/14,794.47
  6. Step 6: Final answer
    x = 17,873.62

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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.