Home / 18,432.93-25,427.75-12,466.61

Finding the Fourth Proportional to 18,432.93, 25,427.75 and 12,466.61

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Solution

The fourth proportional to 18,432.93, 25,427.75 and 12,466.61 is: 17,197.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,432.93 : 25,427.75 = 12,466.61 : x
  2. Step 2: Convert to fraction form
    18,432.93/25,427.75 = 12,466.61/x
  3. Step 3: Cross multiply
    18,432.93x = 25,427.75 × 12,466.61
  4. Step 4: Simplify right side
    18,432.93x = 316,997,652.96
  5. Step 5: Solve for x
    x = 316,997,652.96/18,432.93
  6. Step 6: Final answer
    x = 17,197.36

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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.