Home / 28,564.79-39,399.21-24,579.05

Finding the Fourth Proportional to 28,564.79, 39,399.21 and 24,579.05

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Solution

The fourth proportional to 28,564.79, 39,399.21 and 24,579.05 is: 33,901.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,564.79 : 39,399.21 = 24,579.05 : x
  2. Step 2: Convert to fraction form
    28,564.79/39,399.21 = 24,579.05/x
  3. Step 3: Cross multiply
    28,564.79x = 39,399.21 × 24,579.05
  4. Step 4: Simplify right side
    28,564.79x = 968,394,955.55
  5. Step 5: Solve for x
    x = 968,394,955.55/28,564.79
  6. Step 6: Final answer
    x = 33,901.71

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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.