Home / 30,555.63-45,836.69-13,027.23

Finding the Fourth Proportional to 30,555.63, 45,836.69 and 13,027.23

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Solution

The fourth proportional to 30,555.63, 45,836.69 and 13,027.23 is: 19,542.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,555.63 : 45,836.69 = 13,027.23 : x
  2. Step 2: Convert to fraction form
    30,555.63/45,836.69 = 13,027.23/x
  3. Step 3: Cross multiply
    30,555.63x = 45,836.69 × 13,027.23
  4. Step 4: Simplify right side
    30,555.63x = 597,125,037.93
  5. Step 5: Solve for x
    x = 597,125,037.93/30,555.63
  6. Step 6: Final answer
    x = 19,542.23

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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.