Home / 25,733.10-38,601.45-10,940.34

Finding the Fourth Proportional to 25,733.10, 38,601.45 and 10,940.34

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Solution

The fourth proportional to 25,733.10, 38,601.45 and 10,940.34 is: 16,411.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,733.10 : 38,601.45 = 10,940.34 : x
  2. Step 2: Convert to fraction form
    25,733.10/38,601.45 = 10,940.34/x
  3. Step 3: Cross multiply
    25,733.10x = 38,601.45 × 10,940.34
  4. Step 4: Simplify right side
    25,733.10x = 422,312,987.49
  5. Step 5: Solve for x
    x = 422,312,987.49/25,733.10
  6. Step 6: Final answer
    x = 16,411.28

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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.