Home / 13,829.27-19,084.01-7,541.64

Finding the Fourth Proportional to 13,829.27, 19,084.01 and 7,541.64

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Solution

The fourth proportional to 13,829.27, 19,084.01 and 7,541.64 is: 10,407.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,829.27 : 19,084.01 = 7,541.64 : x
  2. Step 2: Convert to fraction form
    13,829.27/19,084.01 = 7,541.64/x
  3. Step 3: Cross multiply
    13,829.27x = 19,084.01 × 7,541.64
  4. Step 4: Simplify right side
    13,829.27x = 143,924,695.47
  5. Step 5: Solve for x
    x = 143,924,695.47/13,829.27
  6. Step 6: Final answer
    x = 10,407.26

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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.