Home / 29,718.40-41,009.60-16,287.04

Finding the Fourth Proportional to 29,718.40, 41,009.60 and 16,287.04

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Solution

The fourth proportional to 29,718.40, 41,009.60 and 16,287.04 is: 22,475.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,718.40 : 41,009.60 = 16,287.04 : x
  2. Step 2: Convert to fraction form
    29,718.40/41,009.60 = 16,287.04/x
  3. Step 3: Cross multiply
    29,718.40x = 41,009.60 × 16,287.04
  4. Step 4: Simplify right side
    29,718.40x = 667,924,995.58
  5. Step 5: Solve for x
    x = 667,924,995.58/29,718.40
  6. Step 6: Final answer
    x = 22,475.13

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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.