Home / 18,495.36-25,517.35-10,531.94

Finding the Fourth Proportional to 18,495.36, 25,517.35 and 10,531.94

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Solution

The fourth proportional to 18,495.36, 25,517.35 and 10,531.94 is: 14,530.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,495.36 : 25,517.35 = 10,531.94 : x
  2. Step 2: Convert to fraction form
    18,495.36/25,517.35 = 10,531.94/x
  3. Step 3: Cross multiply
    18,495.36x = 25,517.35 × 10,531.94
  4. Step 4: Simplify right side
    18,495.36x = 268,747,199.16
  5. Step 5: Solve for x
    x = 268,747,199.16/18,495.36
  6. Step 6: Final answer
    x = 14,530.52

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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.