Home / 23,319.88-32,181.28-12,709.48

Finding the Fourth Proportional to 23,319.88, 32,181.28 and 12,709.48

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Solution

The fourth proportional to 23,319.88, 32,181.28 and 12,709.48 is: 17,539.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.88 : 32,181.28 = 12,709.48 : x
  2. Step 2: Convert to fraction form
    23,319.88/32,181.28 = 12,709.48/x
  3. Step 3: Cross multiply
    23,319.88x = 32,181.28 × 12,709.48
  4. Step 4: Simplify right side
    23,319.88x = 409,007,334.53
  5. Step 5: Solve for x
    x = 409,007,334.53/23,319.88
  6. Step 6: Final answer
    x = 17,539.00

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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.