Home / 23,190.06-32,002.38-12,580.68

Finding the Fourth Proportional to 23,190.06, 32,002.38 and 12,580.68

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Solution

The fourth proportional to 23,190.06, 32,002.38 and 12,580.68 is: 17,361.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.06 : 32,002.38 = 12,580.68 : x
  2. Step 2: Convert to fraction form
    23,190.06/32,002.38 = 12,580.68/x
  3. Step 3: Cross multiply
    23,190.06x = 32,002.38 × 12,580.68
  4. Step 4: Simplify right side
    23,190.06x = 402,611,702.02
  5. Step 5: Solve for x
    x = 402,611,702.02/23,190.06
  6. Step 6: Final answer
    x = 17,361.39

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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.