Home / 12,095.87-18,148.47-4,705.54

Finding the Fourth Proportional to 12,095.87, 18,148.47 and 4,705.54

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Solution

The fourth proportional to 12,095.87, 18,148.47 and 4,705.54 is: 7,060.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,095.87 : 18,148.47 = 4,705.54 : x
  2. Step 2: Convert to fraction form
    12,095.87/18,148.47 = 4,705.54/x
  3. Step 3: Cross multiply
    12,095.87x = 18,148.47 × 4,705.54
  4. Step 4: Simplify right side
    12,095.87x = 85,398,260.78
  5. Step 5: Solve for x
    x = 85,398,260.78/12,095.87
  6. Step 6: Final answer
    x = 7,060.12

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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.