Home / 19,461.87-26,846.76-16,939.53

Finding the Fourth Proportional to 19,461.87, 26,846.76 and 16,939.53

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Solution

The fourth proportional to 19,461.87, 26,846.76 and 16,939.53 is: 23,367.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461.87 : 26,846.76 = 16,939.53 : x
  2. Step 2: Convert to fraction form
    19,461.87/26,846.76 = 16,939.53/x
  3. Step 3: Cross multiply
    19,461.87x = 26,846.76 × 16,939.53
  4. Step 4: Simplify right side
    19,461.87x = 454,771,496.42
  5. Step 5: Solve for x
    x = 454,771,496.42/19,461.87
  6. Step 6: Final answer
    x = 23,367.31

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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.