Home / 39,457.92-59,178.24-11,749.44

Finding the Fourth Proportional to 39,457.92, 59,178.24 and 11,749.44

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Solution

The fourth proportional to 39,457.92, 59,178.24 and 11,749.44 is: 17,621.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,457.92 : 59,178.24 = 11,749.44 : x
  2. Step 2: Convert to fraction form
    39,457.92/59,178.24 = 11,749.44/x
  3. Step 3: Cross multiply
    39,457.92x = 59,178.24 × 11,749.44
  4. Step 4: Simplify right side
    39,457.92x = 695,311,180.19
  5. Step 5: Solve for x
    x = 695,311,180.19/39,457.92
  6. Step 6: Final answer
    x = 17,621.59

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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.