Home / 34,190.16-51,283.89-12,008.58

Finding the Fourth Proportional to 34,190.16, 51,283.89 and 12,008.58

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Solution

The fourth proportional to 34,190.16, 51,283.89 and 12,008.58 is: 18,012.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,190.16 : 51,283.89 = 12,008.58 : x
  2. Step 2: Convert to fraction form
    34,190.16/51,283.89 = 12,008.58/x
  3. Step 3: Cross multiply
    34,190.16x = 51,283.89 × 12,008.58
  4. Step 4: Simplify right side
    34,190.16x = 615,846,695.78
  5. Step 5: Solve for x
    x = 615,846,695.78/34,190.16
  6. Step 6: Final answer
    x = 18,012.40

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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.