Home / 28,928.96-39,875.68-23,614.64

Finding the Fourth Proportional to 28,928.96, 39,875.68 and 23,614.64

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Solution

The fourth proportional to 28,928.96, 39,875.68 and 23,614.64 is: 32,550.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,928.96 : 39,875.68 = 23,614.64 : x
  2. Step 2: Convert to fraction form
    28,928.96/39,875.68 = 23,614.64/x
  3. Step 3: Cross multiply
    28,928.96x = 39,875.68 × 23,614.64
  4. Step 4: Simplify right side
    28,928.96x = 941,649,827.96
  5. Step 5: Solve for x
    x = 941,649,827.96/28,928.96
  6. Step 6: Final answer
    x = 32,550.42

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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.