Home / 23,316.15-32,175.63-12,705.87

Finding the Fourth Proportional to 23,316.15, 32,175.63 and 12,705.87

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Solution

The fourth proportional to 23,316.15, 32,175.63 and 12,705.87 is: 17,533.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,316.15 : 32,175.63 = 12,705.87 : x
  2. Step 2: Convert to fraction form
    23,316.15/32,175.63 = 12,705.87/x
  3. Step 3: Cross multiply
    23,316.15x = 32,175.63 × 12,705.87
  4. Step 4: Simplify right side
    23,316.15x = 408,819,371.95
  5. Step 5: Solve for x
    x = 408,819,371.95/23,316.15
  6. Step 6: Final answer
    x = 17,533.74

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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.