Home / 12,457.96-18,694.41-5,061.85

Finding the Fourth Proportional to 12,457.96, 18,694.41 and 5,061.85

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Solution

The fourth proportional to 12,457.96, 18,694.41 and 5,061.85 is: 7,595.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,457.96 : 18,694.41 = 5,061.85 : x
  2. Step 2: Convert to fraction form
    12,457.96/18,694.41 = 5,061.85/x
  3. Step 3: Cross multiply
    12,457.96x = 18,694.41 × 5,061.85
  4. Step 4: Simplify right side
    12,457.96x = 94,628,299.26
  5. Step 5: Solve for x
    x = 94,628,299.26/12,457.96
  6. Step 6: Final answer
    x = 7,595.81

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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.