Home / 23,188.56-32,000.31-12,579.18

Finding the Fourth Proportional to 23,188.56, 32,000.31 and 12,579.18

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Solution

The fourth proportional to 23,188.56, 32,000.31 and 12,579.18 is: 17,359.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,188.56 : 32,000.31 = 12,579.18 : x
  2. Step 2: Convert to fraction form
    23,188.56/32,000.31 = 12,579.18/x
  3. Step 3: Cross multiply
    23,188.56x = 32,000.31 × 12,579.18
  4. Step 4: Simplify right side
    23,188.56x = 402,537,659.55
  5. Step 5: Solve for x
    x = 402,537,659.55/23,188.56
  6. Step 6: Final answer
    x = 17,359.32

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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.