Home / 13,256.46-19,884.69-5,465.07

Finding the Fourth Proportional to 13,256.46, 19,884.69 and 5,465.07

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Solution

The fourth proportional to 13,256.46, 19,884.69 and 5,465.07 is: 8,197.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,256.46 : 19,884.69 = 5,465.07 : x
  2. Step 2: Convert to fraction form
    13,256.46/19,884.69 = 5,465.07/x
  3. Step 3: Cross multiply
    13,256.46x = 19,884.69 × 5,465.07
  4. Step 4: Simplify right side
    13,256.46x = 108,671,222.78
  5. Step 5: Solve for x
    x = 108,671,222.78/13,256.46
  6. Step 6: Final answer
    x = 8,197.61

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Similar ratio
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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.