Home / 12,095.08-18,143.77-4,700.11

Finding the Fourth Proportional to 12,095.08, 18,143.77 and 4,700.11

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Solution

The fourth proportional to 12,095.08, 18,143.77 and 4,700.11 is: 7,050.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.08 : 18,143.77 = 4,700.11 : x
  2. Step 2: Convert to fraction form
    12,095.08/18,143.77 = 4,700.11/x
  3. Step 3: Cross multiply
    12,095.08x = 18,143.77 × 4,700.11
  4. Step 4: Simplify right side
    12,095.08x = 85,277,691.31
  5. Step 5: Solve for x
    x = 85,277,691.31/12,095.08
  6. Step 6: Final answer
    x = 7,050.61

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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.