Home / 23,630.94-32,601.15-15,130.80

Finding the Fourth Proportional to 23,630.94, 32,601.15 and 15,130.80

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Solution

The fourth proportional to 23,630.94, 32,601.15 and 15,130.80 is: 20,874.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,630.94 : 32,601.15 = 15,130.80 : x
  2. Step 2: Convert to fraction form
    23,630.94/32,601.15 = 15,130.80/x
  3. Step 3: Cross multiply
    23,630.94x = 32,601.15 × 15,130.80
  4. Step 4: Simplify right side
    23,630.94x = 493,281,480.42
  5. Step 5: Solve for x
    x = 493,281,480.42/23,630.94
  6. Step 6: Final answer
    x = 20,874.39

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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.