Home / 18,261.04-25,200.24-9,877.52

Finding the Fourth Proportional to 18,261.04, 25,200.24 and 9,877.52

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Solution

The fourth proportional to 18,261.04, 25,200.24 and 9,877.52 is: 13,630.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,261.04 : 25,200.24 = 9,877.52 : x
  2. Step 2: Convert to fraction form
    18,261.04/25,200.24 = 9,877.52/x
  3. Step 3: Cross multiply
    18,261.04x = 25,200.24 × 9,877.52
  4. Step 4: Simplify right side
    18,261.04x = 248,915,874.60
  5. Step 5: Solve for x
    x = 248,915,874.60/18,261.04
  6. Step 6: Final answer
    x = 13,630.98

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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.