Home / 26,828.20-40,256.70-11,247.40

Finding the Fourth Proportional to 26,828.20, 40,256.70 and 11,247.40

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Solution

The fourth proportional to 26,828.20, 40,256.70 and 11,247.40 is: 16,877.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,828.20 : 40,256.70 = 11,247.40 : x
  2. Step 2: Convert to fraction form
    26,828.20/40,256.70 = 11,247.40/x
  3. Step 3: Cross multiply
    26,828.20x = 40,256.70 × 11,247.40
  4. Step 4: Simplify right side
    26,828.20x = 452,783,207.58
  5. Step 5: Solve for x
    x = 452,783,207.58/26,828.20
  6. Step 6: Final answer
    x = 16,877.14

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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.