Home / 23,189.64-34,753.70-12,632.58

Finding the Fourth Proportional to 23,189.64, 34,753.70 and 12,632.58

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Solution

The fourth proportional to 23,189.64, 34,753.70 and 12,632.58 is: 18,932.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,189.64 : 34,753.70 = 12,632.58 : x
  2. Step 2: Convert to fraction form
    23,189.64/34,753.70 = 12,632.58/x
  3. Step 3: Cross multiply
    23,189.64x = 34,753.70 × 12,632.58
  4. Step 4: Simplify right side
    23,189.64x = 439,028,895.55
  5. Step 5: Solve for x
    x = 439,028,895.55/23,189.64
  6. Step 6: Final answer
    x = 18,932.11

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.