Home / 13,292.01-18,342.87-7,323.55

Finding the Fourth Proportional to 13,292.01, 18,342.87 and 7,323.55

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Solution

The fourth proportional to 13,292.01, 18,342.87 and 7,323.55 is: 10,106.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.01 : 18,342.87 = 7,323.55 : x
  2. Step 2: Convert to fraction form
    13,292.01/18,342.87 = 7,323.55/x
  3. Step 3: Cross multiply
    13,292.01x = 18,342.87 × 7,323.55
  4. Step 4: Simplify right side
    13,292.01x = 134,334,925.59
  5. Step 5: Solve for x
    x = 134,334,925.59/13,292.01
  6. Step 6: Final answer
    x = 10,106.44

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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.