Home / 23,540.94-32,487.07-12,931.26

Finding the Fourth Proportional to 23,540.94, 32,487.07 and 12,931.26

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Solution

The fourth proportional to 23,540.94, 32,487.07 and 12,931.26 is: 17,845.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,540.94 : 32,487.07 = 12,931.26 : x
  2. Step 2: Convert to fraction form
    23,540.94/32,487.07 = 12,931.26/x
  3. Step 3: Cross multiply
    23,540.94x = 32,487.07 × 12,931.26
  4. Step 4: Simplify right side
    23,540.94x = 420,098,748.81
  5. Step 5: Solve for x
    x = 420,098,748.81/23,540.94
  6. Step 6: Final answer
    x = 17,845.45

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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.