Home / 23,287.56-32,136.70-12,677.40

Finding the Fourth Proportional to 23,287.56, 32,136.70 and 12,677.40

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Solution

The fourth proportional to 23,287.56, 32,136.70 and 12,677.40 is: 17,494.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,287.56 : 32,136.70 = 12,677.40 : x
  2. Step 2: Convert to fraction form
    23,287.56/32,136.70 = 12,677.40/x
  3. Step 3: Cross multiply
    23,287.56x = 32,136.70 × 12,677.40
  4. Step 4: Simplify right side
    23,287.56x = 407,409,800.58
  5. Step 5: Solve for x
    x = 407,409,800.58/23,287.56
  6. Step 6: Final answer
    x = 17,494.74

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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.