Home / 10,564.32-14,553.34-8,885.76

Finding the Fourth Proportional to 10,564.32, 14,553.34 and 8,885.76

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Solution

The fourth proportional to 10,564.32, 14,553.34 and 8,885.76 is: 12,240.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,564.32 : 14,553.34 = 8,885.76 : x
  2. Step 2: Convert to fraction form
    10,564.32/14,553.34 = 8,885.76/x
  3. Step 3: Cross multiply
    10,564.32x = 14,553.34 × 8,885.76
  4. Step 4: Simplify right side
    10,564.32x = 129,317,486.44
  5. Step 5: Solve for x
    x = 129,317,486.44/10,564.32
  6. Step 6: Final answer
    x = 12,240.97

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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.