Home / 13,304.72-18,359.92-7,254.82

Finding the Fourth Proportional to 13,304.72, 18,359.92 and 7,254.82

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Solution

The fourth proportional to 13,304.72, 18,359.92 and 7,254.82 is: 10,011.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.72 : 18,359.92 = 7,254.82 : x
  2. Step 2: Convert to fraction form
    13,304.72/18,359.92 = 7,254.82/x
  3. Step 3: Cross multiply
    13,304.72x = 18,359.92 × 7,254.82
  4. Step 4: Simplify right side
    13,304.72x = 133,197,914.81
  5. Step 5: Solve for x
    x = 133,197,914.81/13,304.72
  6. Step 6: Final answer
    x = 10,011.33

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1.5x scale

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.