Home / 35,544.24-49,048.20-20,436.12

Finding the Fourth Proportional to 35,544.24, 49,048.20 and 20,436.12

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Solution

The fourth proportional to 35,544.24, 49,048.20 and 20,436.12 is: 28,200.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,544.24 : 49,048.20 = 20,436.12 : x
  2. Step 2: Convert to fraction form
    35,544.24/49,048.20 = 20,436.12/x
  3. Step 3: Cross multiply
    35,544.24x = 49,048.20 × 20,436.12
  4. Step 4: Simplify right side
    35,544.24x = 1,002,354,900.98
  5. Step 5: Solve for x
    x = 1,002,354,900.98/35,544.24
  6. Step 6: Final answer
    x = 28,200.21

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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.