Home / 35,932.32-53,923.14-12,558.78

Finding the Fourth Proportional to 35,932.32, 53,923.14 and 12,558.78

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Solution

The fourth proportional to 35,932.32, 53,923.14 and 12,558.78 is: 18,846.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,932.32 : 53,923.14 = 12,558.78 : x
  2. Step 2: Convert to fraction form
    35,932.32/53,923.14 = 12,558.78/x
  3. Step 3: Cross multiply
    35,932.32x = 53,923.14 × 12,558.78
  4. Step 4: Simplify right side
    35,932.32x = 677,208,852.17
  5. Step 5: Solve for x
    x = 677,208,852.17/35,932.32
  6. Step 6: Final answer
    x = 18,846.79

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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.