Home / 12,095.83-18,144.89-4,700.86

Finding the Fourth Proportional to 12,095.83, 18,144.89 and 4,700.86

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Solution

The fourth proportional to 12,095.83, 18,144.89 and 4,700.86 is: 7,051.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.83 : 18,144.89 = 4,700.86 : x
  2. Step 2: Convert to fraction form
    12,095.83/18,144.89 = 4,700.86/x
  3. Step 3: Cross multiply
    12,095.83x = 18,144.89 × 4,700.86
  4. Step 4: Simplify right side
    12,095.83x = 85,296,599.36
  5. Step 5: Solve for x
    x = 85,296,599.36/12,095.83
  6. Step 6: Final answer
    x = 7,051.74

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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.