Home / 26,313.85-39,457.98-8,777.75

Finding the Fourth Proportional to 26,313.85, 39,457.98 and 8,777.75

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Solution

The fourth proportional to 26,313.85, 39,457.98 and 8,777.75 is: 13,162.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,313.85 : 39,457.98 = 8,777.75 : x
  2. Step 2: Convert to fraction form
    26,313.85/39,457.98 = 8,777.75/x
  3. Step 3: Cross multiply
    26,313.85x = 39,457.98 × 8,777.75
  4. Step 4: Simplify right side
    26,313.85x = 346,352,240.06
  5. Step 5: Solve for x
    x = 346,352,240.06/26,313.85
  6. Step 6: Final answer
    x = 13,162.36

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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.