Home / 28,933.08-43,328.85-26,128.25

Finding the Fourth Proportional to 28,933.08, 43,328.85 and 26,128.25

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Solution

The fourth proportional to 28,933.08, 43,328.85 and 26,128.25 is: 39,128.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,933.08 : 43,328.85 = 26,128.25 : x
  2. Step 2: Convert to fraction form
    28,933.08/43,328.85 = 26,128.25/x
  3. Step 3: Cross multiply
    28,933.08x = 43,328.85 × 26,128.25
  4. Step 4: Simplify right side
    28,933.08x = 1,132,107,002.69
  5. Step 5: Solve for x
    x = 1,132,107,002.69/28,933.08
  6. Step 6: Final answer
    x = 39,128.46

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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.