Home / 12,364.77-18,543.25-4,042.87

Finding the Fourth Proportional to 12,364.77, 18,543.25 and 4,042.87

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Solution

The fourth proportional to 12,364.77, 18,543.25 and 4,042.87 is: 6,063.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,364.77 : 18,543.25 = 4,042.87 : x
  2. Step 2: Convert to fraction form
    12,364.77/18,543.25 = 4,042.87/x
  3. Step 3: Cross multiply
    12,364.77x = 18,543.25 × 4,042.87
  4. Step 4: Simplify right side
    12,364.77x = 74,967,885.08
  5. Step 5: Solve for x
    x = 74,967,885.08/12,364.77
  6. Step 6: Final answer
    x = 6,063.02

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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.