Home / 35,620.80-53,359.64-16,618.56

Finding the Fourth Proportional to 35,620.80, 53,359.64 and 16,618.56

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Solution

The fourth proportional to 35,620.80, 53,359.64 and 16,618.56 is: 24,894.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,620.80 : 53,359.64 = 16,618.56 : x
  2. Step 2: Convert to fraction form
    35,620.80/53,359.64 = 16,618.56/x
  3. Step 3: Cross multiply
    35,620.80x = 53,359.64 × 16,618.56
  4. Step 4: Simplify right side
    35,620.80x = 886,760,378.92
  5. Step 5: Solve for x
    x = 886,760,378.92/35,620.80
  6. Step 6: Final answer
    x = 24,894.45

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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.