Home / 38,013.44-52,457.52-21,249.68

Finding the Fourth Proportional to 38,013.44, 52,457.52 and 21,249.68

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Solution

The fourth proportional to 38,013.44, 52,457.52 and 21,249.68 is: 29,323.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,013.44 : 52,457.52 = 21,249.68 : x
  2. Step 2: Convert to fraction form
    38,013.44/52,457.52 = 21,249.68/x
  3. Step 3: Cross multiply
    38,013.44x = 52,457.52 × 21,249.68
  4. Step 4: Simplify right side
    38,013.44x = 1,114,705,513.59
  5. Step 5: Solve for x
    x = 1,114,705,513.59/38,013.44
  6. Step 6: Final answer
    x = 29,323.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.