Home / 23,190.86-32,003.48-12,580.49

Finding the Fourth Proportional to 23,190.86, 32,003.48 and 12,580.49

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Solution

The fourth proportional to 23,190.86, 32,003.48 and 12,580.49 is: 17,361.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,190.86 : 32,003.48 = 12,580.49 : x
  2. Step 2: Convert to fraction form
    23,190.86/32,003.48 = 12,580.49/x
  3. Step 3: Cross multiply
    23,190.86x = 32,003.48 × 12,580.49
  4. Step 4: Simplify right side
    23,190.86x = 402,619,446.17
  5. Step 5: Solve for x
    x = 402,619,446.17/23,190.86
  6. Step 6: Final answer
    x = 17,361.13

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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.