Home / 26,819.36-40,232.70-15,579.98

Finding the Fourth Proportional to 26,819.36, 40,232.70 and 15,579.98

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Solution

The fourth proportional to 26,819.36, 40,232.70 and 15,579.98 is: 23,372.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,819.36 : 40,232.70 = 15,579.98 : x
  2. Step 2: Convert to fraction form
    26,819.36/40,232.70 = 15,579.98/x
  3. Step 3: Cross multiply
    26,819.36x = 40,232.70 × 15,579.98
  4. Step 4: Simplify right side
    26,819.36x = 626,824,661.35
  5. Step 5: Solve for x
    x = 626,824,661.35/26,819.36
  6. Step 6: Final answer
    x = 23,372.10

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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.