Home / 28,593.96-39,461.24-15,846.88

Finding the Fourth Proportional to 28,593.96, 39,461.24 and 15,846.88

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Solution

The fourth proportional to 28,593.96, 39,461.24 and 15,846.88 is: 21,869.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,593.96 : 39,461.24 = 15,846.88 : x
  2. Step 2: Convert to fraction form
    28,593.96/39,461.24 = 15,846.88/x
  3. Step 3: Cross multiply
    28,593.96x = 39,461.24 × 15,846.88
  4. Step 4: Simplify right side
    28,593.96x = 625,337,258.39
  5. Step 5: Solve for x
    x = 625,337,258.39/28,593.96
  6. Step 6: Final answer
    x = 21,869.56

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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.