Home / 15,669.56-21,624.33-8,595.98

Finding the Fourth Proportional to 15,669.56, 21,624.33 and 8,595.98

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Solution

The fourth proportional to 15,669.56, 21,624.33 and 8,595.98 is: 11,862.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.56 : 21,624.33 = 8,595.98 : x
  2. Step 2: Convert to fraction form
    15,669.56/21,624.33 = 8,595.98/x
  3. Step 3: Cross multiply
    15,669.56x = 21,624.33 × 8,595.98
  4. Step 4: Simplify right side
    15,669.56x = 185,882,308.19
  5. Step 5: Solve for x
    x = 185,882,308.19/15,669.56
  6. Step 6: Final answer
    x = 11,862.64

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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.