Home / 18,194.48-25,094.95-12,531.03

Finding the Fourth Proportional to 18,194.48, 25,094.95 and 12,531.03

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Solution

The fourth proportional to 18,194.48, 25,094.95 and 12,531.03 is: 17,283.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.48 : 25,094.95 = 12,531.03 : x
  2. Step 2: Convert to fraction form
    18,194.48/25,094.95 = 12,531.03/x
  3. Step 3: Cross multiply
    18,194.48x = 25,094.95 × 12,531.03
  4. Step 4: Simplify right side
    18,194.48x = 314,465,508.64
  5. Step 5: Solve for x
    x = 314,465,508.64/18,194.48
  6. Step 6: Final answer
    x = 17,283.57

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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.