Home / 11,487.36-15,851.76-10,546.28

Finding the Fourth Proportional to 11,487.36, 15,851.76 and 10,546.28

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Solution

The fourth proportional to 11,487.36, 15,851.76 and 10,546.28 is: 14,553.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,487.36 : 15,851.76 = 10,546.28 : x
  2. Step 2: Convert to fraction form
    11,487.36/15,851.76 = 10,546.28/x
  3. Step 3: Cross multiply
    11,487.36x = 15,851.76 × 10,546.28
  4. Step 4: Simplify right side
    11,487.36x = 167,177,099.45
  5. Step 5: Solve for x
    x = 167,177,099.45/11,487.36
  6. Step 6: Final answer
    x = 14,553.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.