Home / 23,319.41-32,180.73-12,709.02

Finding the Fourth Proportional to 23,319.41, 32,180.73 and 12,709.02

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Solution

The fourth proportional to 23,319.41, 32,180.73 and 12,709.02 is: 17,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,319.41 : 32,180.73 = 12,709.02 : x
  2. Step 2: Convert to fraction form
    23,319.41/32,180.73 = 12,709.02/x
  3. Step 3: Cross multiply
    23,319.41x = 32,180.73 × 12,709.02
  4. Step 4: Simplify right side
    23,319.41x = 408,985,541.18
  5. Step 5: Solve for x
    x = 408,985,541.18/23,319.41
  6. Step 6: Final answer
    x = 17,538.42

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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.