Home / 13,304.23-18,359.48-7,335.80

Finding the Fourth Proportional to 13,304.23, 18,359.48 and 7,335.80

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Solution

The fourth proportional to 13,304.23, 18,359.48 and 7,335.80 is: 10,123.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.23 : 18,359.48 = 7,335.80 : x
  2. Step 2: Convert to fraction form
    13,304.23/18,359.48 = 7,335.80/x
  3. Step 3: Cross multiply
    13,304.23x = 18,359.48 × 7,335.80
  4. Step 4: Simplify right side
    13,304.23x = 134,681,473.38
  5. Step 5: Solve for x
    x = 134,681,473.38/13,304.23
  6. Step 6: Final answer
    x = 10,123.21

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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.