Home / 34,020.50-46,949.89-18,913.41

Finding the Fourth Proportional to 34,020.50, 46,949.89 and 18,913.41

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Solution

The fourth proportional to 34,020.50, 46,949.89 and 18,913.41 is: 26,101.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,020.50 : 46,949.89 = 18,913.41 : x
  2. Step 2: Convert to fraction form
    34,020.50/46,949.89 = 18,913.41/x
  3. Step 3: Cross multiply
    34,020.50x = 46,949.89 × 18,913.41
  4. Step 4: Simplify right side
    34,020.50x = 887,982,519.02
  5. Step 5: Solve for x
    x = 887,982,519.02/34,020.50
  6. Step 6: Final answer
    x = 26,101.40

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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.