Home / 12,944.02-19,411.86-4,176.88

Finding the Fourth Proportional to 12,944.02, 19,411.86 and 4,176.88

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Solution

The fourth proportional to 12,944.02, 19,411.86 and 4,176.88 is: 6,263.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,944.02 : 19,411.86 = 4,176.88 : x
  2. Step 2: Convert to fraction form
    12,944.02/19,411.86 = 4,176.88/x
  3. Step 3: Cross multiply
    12,944.02x = 19,411.86 × 4,176.88
  4. Step 4: Simplify right side
    12,944.02x = 81,081,009.80
  5. Step 5: Solve for x
    x = 81,081,009.80/12,944.02
  6. Step 6: Final answer
    x = 6,263.97

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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.