Home / 28,982.16-43,473.24-15,827.36

Finding the Fourth Proportional to 28,982.16, 43,473.24 and 15,827.36

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Solution

The fourth proportional to 28,982.16, 43,473.24 and 15,827.36 is: 23,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,982.16 : 43,473.24 = 15,827.36 : x
  2. Step 2: Convert to fraction form
    28,982.16/43,473.24 = 15,827.36/x
  3. Step 3: Cross multiply
    28,982.16x = 43,473.24 × 15,827.36
  4. Step 4: Simplify right side
    28,982.16x = 688,066,402.48
  5. Step 5: Solve for x
    x = 688,066,402.48/28,982.16
  6. Step 6: Final answer
    x = 23,741.03

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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.