Home / 13,696.03-20,547.12-4,336.61

Finding the Fourth Proportional to 13,696.03, 20,547.12 and 4,336.61

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Solution

The fourth proportional to 13,696.03, 20,547.12 and 4,336.61 is: 6,505.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,696.03 : 20,547.12 = 4,336.61 : x
  2. Step 2: Convert to fraction form
    13,696.03/20,547.12 = 4,336.61/x
  3. Step 3: Cross multiply
    13,696.03x = 20,547.12 × 4,336.61
  4. Step 4: Simplify right side
    13,696.03x = 89,104,846.06
  5. Step 5: Solve for x
    x = 89,104,846.06/13,696.03
  6. Step 6: Final answer
    x = 6,505.89

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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.