Home / 16,946.60-25,434.30-13,663.40

Finding the Fourth Proportional to 16,946.60, 25,434.30 and 13,663.40

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Solution

The fourth proportional to 16,946.60, 25,434.30 and 13,663.40 is: 20,506.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,946.60 : 25,434.30 = 13,663.40 : x
  2. Step 2: Convert to fraction form
    16,946.60/25,434.30 = 13,663.40/x
  3. Step 3: Cross multiply
    16,946.60x = 25,434.30 × 13,663.40
  4. Step 4: Simplify right side
    16,946.60x = 347,519,014.62
  5. Step 5: Solve for x
    x = 347,519,014.62/16,946.60
  6. Step 6: Final answer
    x = 20,506.71

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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.