Home / 36,124.18-49,851.36-20,208.62

Finding the Fourth Proportional to 36,124.18, 49,851.36 and 20,208.62

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Solution

The fourth proportional to 36,124.18, 49,851.36 and 20,208.62 is: 27,887.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,124.18 : 49,851.36 = 20,208.62 : x
  2. Step 2: Convert to fraction form
    36,124.18/49,851.36 = 20,208.62/x
  3. Step 3: Cross multiply
    36,124.18x = 49,851.36 × 20,208.62
  4. Step 4: Simplify right side
    36,124.18x = 1,007,427,315.35
  5. Step 5: Solve for x
    x = 1,007,427,315.35/36,124.18
  6. Step 6: Final answer
    x = 27,887.90

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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.