Home / 10,576.32-14,581.48-9,100.09

Finding the Fourth Proportional to 10,576.32, 14,581.48 and 9,100.09

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Solution

The fourth proportional to 10,576.32, 14,581.48 and 9,100.09 is: 12,546.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,576.32 : 14,581.48 = 9,100.09 : x
  2. Step 2: Convert to fraction form
    10,576.32/14,581.48 = 9,100.09/x
  3. Step 3: Cross multiply
    10,576.32x = 14,581.48 × 9,100.09
  4. Step 4: Simplify right side
    10,576.32x = 132,692,780.33
  5. Step 5: Solve for x
    x = 132,692,780.33/10,576.32
  6. Step 6: Final answer
    x = 12,546.21

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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.