Home / 34,195.64-51,276.71-12,005.79

Finding the Fourth Proportional to 34,195.64, 51,276.71 and 12,005.79

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Solution

The fourth proportional to 34,195.64, 51,276.71 and 12,005.79 is: 18,002.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,195.64 : 51,276.71 = 12,005.79 : x
  2. Step 2: Convert to fraction form
    34,195.64/51,276.71 = 12,005.79/x
  3. Step 3: Cross multiply
    34,195.64x = 51,276.71 × 12,005.79
  4. Step 4: Simplify right side
    34,195.64x = 615,617,412.15
  5. Step 5: Solve for x
    x = 615,617,412.15/34,195.64
  6. Step 6: Final answer
    x = 18,002.80

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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.