Home / 15,575.33-21,494.01-8,501.76

Finding the Fourth Proportional to 15,575.33, 21,494.01 and 8,501.76

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Solution

The fourth proportional to 15,575.33, 21,494.01 and 8,501.76 is: 11,732.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,575.33 : 21,494.01 = 8,501.76 : x
  2. Step 2: Convert to fraction form
    15,575.33/21,494.01 = 8,501.76/x
  3. Step 3: Cross multiply
    15,575.33x = 21,494.01 × 8,501.76
  4. Step 4: Simplify right side
    15,575.33x = 182,736,914.46
  5. Step 5: Solve for x
    x = 182,736,914.46/15,575.33
  6. Step 6: Final answer
    x = 11,732.46

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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.