Home / 12,077.01-18,113.97-4,676.40

Finding the Fourth Proportional to 12,077.01, 18,113.97 and 4,676.40

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Solution

The fourth proportional to 12,077.01, 18,113.97 and 4,676.40 is: 7,014.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,077.01 : 18,113.97 = 4,676.40 : x
  2. Step 2: Convert to fraction form
    12,077.01/18,113.97 = 4,676.40/x
  3. Step 3: Cross multiply
    12,077.01x = 18,113.97 × 4,676.40
  4. Step 4: Simplify right side
    12,077.01x = 84,708,169.31
  5. Step 5: Solve for x
    x = 84,708,169.31/12,077.01
  6. Step 6: Final answer
    x = 7,014.00

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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.