Home / 23,287.89-32,136.28-12,677.56

Finding the Fourth Proportional to 23,287.89, 32,136.28 and 12,677.56

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Solution

The fourth proportional to 23,287.89, 32,136.28 and 12,677.56 is: 17,494.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.89 : 32,136.28 = 12,677.56 : x
  2. Step 2: Convert to fraction form
    23,287.89/32,136.28 = 12,677.56/x
  3. Step 3: Cross multiply
    23,287.89x = 32,136.28 × 12,677.56
  4. Step 4: Simplify right side
    23,287.89x = 407,409,617.88
  5. Step 5: Solve for x
    x = 407,409,617.88/23,287.89
  6. Step 6: Final answer
    x = 17,494.48

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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.