Home / 46,179.45-69,259.13-12,444.68

Finding the Fourth Proportional to 46,179.45, 69,259.13 and 12,444.68

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Solution

The fourth proportional to 46,179.45, 69,259.13 and 12,444.68 is: 18,664.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,179.45 : 69,259.13 = 12,444.68 : x
  2. Step 2: Convert to fraction form
    46,179.45/69,259.13 = 12,444.68/x
  3. Step 3: Cross multiply
    46,179.45x = 69,259.13 × 12,444.68
  4. Step 4: Simplify right side
    46,179.45x = 861,907,301.41
  5. Step 5: Solve for x
    x = 861,907,301.41/46,179.45
  6. Step 6: Final answer
    x = 18,664.30

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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.