Home / 13,292.24-18,343.32-7,323.89

Finding the Fourth Proportional to 13,292.24, 18,343.32 and 7,323.89

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Solution

The fourth proportional to 13,292.24, 18,343.32 and 7,323.89 is: 10,106.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.24 : 18,343.32 = 7,323.89 : x
  2. Step 2: Convert to fraction form
    13,292.24/18,343.32 = 7,323.89/x
  3. Step 3: Cross multiply
    13,292.24x = 18,343.32 × 7,323.89
  4. Step 4: Simplify right side
    13,292.24x = 134,344,366.20
  5. Step 5: Solve for x
    x = 134,344,366.20/13,292.24
  6. Step 6: Final answer
    x = 10,106.98

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Double scale
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Similar ratio
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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.