Home / 36,239.05-50,009.16-20,328.63

Finding the Fourth Proportional to 36,239.05, 50,009.16 and 20,328.63

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Solution

The fourth proportional to 36,239.05, 50,009.16 and 20,328.63 is: 28,053.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,239.05 : 50,009.16 = 20,328.63 : x
  2. Step 2: Convert to fraction form
    36,239.05/50,009.16 = 20,328.63/x
  3. Step 3: Cross multiply
    36,239.05x = 50,009.16 × 20,328.63
  4. Step 4: Simplify right side
    36,239.05x = 1,016,617,710.25
  5. Step 5: Solve for x
    x = 1,016,617,710.25/36,239.05
  6. Step 6: Final answer
    x = 28,053.10

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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.