Home / 39,228.08-58,796.48-18,123.80

Finding the Fourth Proportional to 39,228.08, 58,796.48 and 18,123.80

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Solution

The fourth proportional to 39,228.08, 58,796.48 and 18,123.80 is: 27,164.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,228.08 : 58,796.48 = 18,123.80 : x
  2. Step 2: Convert to fraction form
    39,228.08/58,796.48 = 18,123.80/x
  3. Step 3: Cross multiply
    39,228.08x = 58,796.48 × 18,123.80
  4. Step 4: Simplify right side
    39,228.08x = 1,065,615,644.22
  5. Step 5: Solve for x
    x = 1,065,615,644.22/39,228.08
  6. Step 6: Final answer
    x = 27,164.61

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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.