Home / 16,680.93-25,005.32-6,145.19

Finding the Fourth Proportional to 16,680.93, 25,005.32 and 6,145.19

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Solution

The fourth proportional to 16,680.93, 25,005.32 and 6,145.19 is: 9,211.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,680.93 : 25,005.32 = 6,145.19 : x
  2. Step 2: Convert to fraction form
    16,680.93/25,005.32 = 6,145.19/x
  3. Step 3: Cross multiply
    16,680.93x = 25,005.32 × 6,145.19
  4. Step 4: Simplify right side
    16,680.93x = 153,662,491.08
  5. Step 5: Solve for x
    x = 153,662,491.08/16,680.93
  6. Step 6: Final answer
    x = 9,211.86

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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.