Home / 38,775.51-58,160.96-13,814.24

Finding the Fourth Proportional to 38,775.51, 58,160.96 and 13,814.24

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Solution

The fourth proportional to 38,775.51, 58,160.96 and 13,814.24 is: 20,720.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,775.51 : 58,160.96 = 13,814.24 : x
  2. Step 2: Convert to fraction form
    38,775.51/58,160.96 = 13,814.24/x
  3. Step 3: Cross multiply
    38,775.51x = 58,160.96 × 13,814.24
  4. Step 4: Simplify right side
    38,775.51x = 803,449,249.38
  5. Step 5: Solve for x
    x = 803,449,249.38/38,775.51
  6. Step 6: Final answer
    x = 20,720.53

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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.