Home / 13,304.26-18,360.67-7,335.91

Finding the Fourth Proportional to 13,304.26, 18,360.67 and 7,335.91

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Solution

The fourth proportional to 13,304.26, 18,360.67 and 7,335.91 is: 10,123.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,304.26 : 18,360.67 = 7,335.91 : x
  2. Step 2: Convert to fraction form
    13,304.26/18,360.67 = 7,335.91/x
  3. Step 3: Cross multiply
    13,304.26x = 18,360.67 × 7,335.91
  4. Step 4: Simplify right side
    13,304.26x = 134,692,137.75
  5. Step 5: Solve for x
    x = 134,692,137.75/13,304.26
  6. Step 6: Final answer
    x = 10,123.99

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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.