Home / 29,913.90-41,301.06-18,600.30

Finding the Fourth Proportional to 29,913.90, 41,301.06 and 18,600.30

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Solution

The fourth proportional to 29,913.90, 41,301.06 and 18,600.30 is: 25,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,913.90 : 41,301.06 = 18,600.30 : x
  2. Step 2: Convert to fraction form
    29,913.90/41,301.06 = 18,600.30/x
  3. Step 3: Cross multiply
    29,913.90x = 41,301.06 × 18,600.30
  4. Step 4: Simplify right side
    29,913.90x = 768,212,106.32
  5. Step 5: Solve for x
    x = 768,212,106.32/29,913.90
  6. Step 6: Final answer
    x = 25,680.77

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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.