Home / 28,848-39,814.56-17,676.48

Finding the Fourth Proportional to 28,848, 39,814.56 and 17,676.48

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Solution

The fourth proportional to 28,848, 39,814.56 and 17,676.48 is: 24,396.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,848 : 39,814.56 = 17,676.48 : x
  2. Step 2: Convert to fraction form
    28,848/39,814.56 = 17,676.48/x
  3. Step 3: Cross multiply
    28,848x = 39,814.56 × 17,676.48
  4. Step 4: Simplify right side
    28,848x = 703,781,273.55
  5. Step 5: Solve for x
    x = 703,781,273.55/28,848
  6. Step 6: Final answer
    x = 24,396.19

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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.