Home / 45,009.10-67,556.05-22,838.39

Finding the Fourth Proportional to 45,009.10, 67,556.05 and 22,838.39

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Solution

The fourth proportional to 45,009.10, 67,556.05 and 22,838.39 is: 34,279.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009.10 : 67,556.05 = 22,838.39 : x
  2. Step 2: Convert to fraction form
    45,009.10/67,556.05 = 22,838.39/x
  3. Step 3: Cross multiply
    45,009.10x = 67,556.05 × 22,838.39
  4. Step 4: Simplify right side
    45,009.10x = 1,542,871,021.88
  5. Step 5: Solve for x
    x = 1,542,871,021.88/45,009.10
  6. Step 6: Final answer
    x = 34,279.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.