Home / 18,194.16-25,094.48-12,530.74

Finding the Fourth Proportional to 18,194.16, 25,094.48 and 12,530.74

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Solution

The fourth proportional to 18,194.16, 25,094.48 and 12,530.74 is: 17,283.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,194.16 : 25,094.48 = 12,530.74 : x
  2. Step 2: Convert to fraction form
    18,194.16/25,094.48 = 12,530.74/x
  3. Step 3: Cross multiply
    18,194.16x = 25,094.48 × 12,530.74
  4. Step 4: Simplify right side
    18,194.16x = 314,452,404.32
  5. Step 5: Solve for x
    x = 314,452,404.32/18,194.16
  6. Step 6: Final answer
    x = 17,283.15

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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.