Home / 26,313.96-39,457.98-9,662.20

Finding the Fourth Proportional to 26,313.96, 39,457.98 and 9,662.20

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Solution

The fourth proportional to 26,313.96, 39,457.98 and 9,662.20 is: 14,488.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.96 : 39,457.98 = 9,662.20 : x
  2. Step 2: Convert to fraction form
    26,313.96/39,457.98 = 9,662.20/x
  3. Step 3: Cross multiply
    26,313.96x = 39,457.98 × 9,662.20
  4. Step 4: Simplify right side
    26,313.96x = 381,250,894.36
  5. Step 5: Solve for x
    x = 381,250,894.36/26,313.96
  6. Step 6: Final answer
    x = 14,488.54

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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.