Home / 23,322.78-32,185.86-12,712.44

Finding the Fourth Proportional to 23,322.78, 32,185.86 and 12,712.44

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Solution

The fourth proportional to 23,322.78, 32,185.86 and 12,712.44 is: 17,543.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,322.78 : 32,185.86 = 12,712.44 : x
  2. Step 2: Convert to fraction form
    23,322.78/32,185.86 = 12,712.44/x
  3. Step 3: Cross multiply
    23,322.78x = 32,185.86 × 12,712.44
  4. Step 4: Simplify right side
    23,322.78x = 409,160,814.10
  5. Step 5: Solve for x
    x = 409,160,814.10/23,322.78
  6. Step 6: Final answer
    x = 17,543.40

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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.