Home / 23,388.28-32,275.02-12,777.64

Finding the Fourth Proportional to 23,388.28, 32,275.02 and 12,777.64

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Solution

The fourth proportional to 23,388.28, 32,275.02 and 12,777.64 is: 17,632.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,388.28 : 32,275.02 = 12,777.64 : x
  2. Step 2: Convert to fraction form
    23,388.28/32,275.02 = 12,777.64/x
  3. Step 3: Cross multiply
    23,388.28x = 32,275.02 × 12,777.64
  4. Step 4: Simplify right side
    23,388.28x = 412,398,586.55
  5. Step 5: Solve for x
    x = 412,398,586.55/23,388.28
  6. Step 6: Final answer
    x = 17,632.70

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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.