Home / 23,876.71-32,964.78-15,383.05

Finding the Fourth Proportional to 23,876.71, 32,964.78 and 15,383.05

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Solution

The fourth proportional to 23,876.71, 32,964.78 and 15,383.05 is: 21,238.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,876.71 : 32,964.78 = 15,383.05 : x
  2. Step 2: Convert to fraction form
    23,876.71/32,964.78 = 15,383.05/x
  3. Step 3: Cross multiply
    23,876.71x = 32,964.78 × 15,383.05
  4. Step 4: Simplify right side
    23,876.71x = 507,098,858.98
  5. Step 5: Solve for x
    x = 507,098,858.98/23,876.71
  6. Step 6: Final answer
    x = 21,238.22

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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.