Home / 28,336.01-42,513.21-13,546.04

Finding the Fourth Proportional to 28,336.01, 42,513.21 and 13,546.04

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Solution

The fourth proportional to 28,336.01, 42,513.21 and 13,546.04 is: 20,323.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,336.01 : 42,513.21 = 13,546.04 : x
  2. Step 2: Convert to fraction form
    28,336.01/42,513.21 = 13,546.04/x
  3. Step 3: Cross multiply
    28,336.01x = 42,513.21 × 13,546.04
  4. Step 4: Simplify right side
    28,336.01x = 575,885,430.62
  5. Step 5: Solve for x
    x = 575,885,430.62/28,336.01
  6. Step 6: Final answer
    x = 20,323.45

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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.