Home / 39,253.42-58,880.80-11,174.20

Finding the Fourth Proportional to 39,253.42, 58,880.80 and 11,174.20

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Solution

The fourth proportional to 39,253.42, 58,880.80 and 11,174.20 is: 16,761.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,253.42 : 58,880.80 = 11,174.20 : x
  2. Step 2: Convert to fraction form
    39,253.42/58,880.80 = 11,174.20/x
  3. Step 3: Cross multiply
    39,253.42x = 58,880.80 × 11,174.20
  4. Step 4: Simplify right side
    39,253.42x = 657,945,835.36
  5. Step 5: Solve for x
    x = 657,945,835.36/39,253.42
  6. Step 6: Final answer
    x = 16,761.49

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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.