Home / 39,236.99-58,859.55-12,576.42

Finding the Fourth Proportional to 39,236.99, 58,859.55 and 12,576.42

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Solution

The fourth proportional to 39,236.99, 58,859.55 and 12,576.42 is: 18,865.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,236.99 : 58,859.55 = 12,576.42 : x
  2. Step 2: Convert to fraction form
    39,236.99/58,859.55 = 12,576.42/x
  3. Step 3: Cross multiply
    39,236.99x = 58,859.55 × 12,576.42
  4. Step 4: Simplify right side
    39,236.99x = 740,242,421.81
  5. Step 5: Solve for x
    x = 740,242,421.81/39,236.99
  6. Step 6: Final answer
    x = 18,865.94

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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.