Home / 23,782.02-32,818.78-13,171.43

Finding the Fourth Proportional to 23,782.02, 32,818.78 and 13,171.43

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Solution

The fourth proportional to 23,782.02, 32,818.78 and 13,171.43 is: 18,176.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,782.02 : 32,818.78 = 13,171.43 : x
  2. Step 2: Convert to fraction form
    23,782.02/32,818.78 = 13,171.43/x
  3. Step 3: Cross multiply
    23,782.02x = 32,818.78 × 13,171.43
  4. Step 4: Simplify right side
    23,782.02x = 432,270,263.46
  5. Step 5: Solve for x
    x = 432,270,263.46/23,782.02
  6. Step 6: Final answer
    x = 18,176.35

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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.