Home / 23,312.80-32,172.03-12,702.44

Finding the Fourth Proportional to 23,312.80, 32,172.03 and 12,702.44

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Solution

The fourth proportional to 23,312.80, 32,172.03 and 12,702.44 is: 17,529.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,312.80 : 32,172.03 = 12,702.44 : x
  2. Step 2: Convert to fraction form
    23,312.80/32,172.03 = 12,702.44/x
  3. Step 3: Cross multiply
    23,312.80x = 32,172.03 × 12,702.44
  4. Step 4: Simplify right side
    23,312.80x = 408,663,280.75
  5. Step 5: Solve for x
    x = 408,663,280.75/23,312.80
  6. Step 6: Final answer
    x = 17,529.57

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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.