Home / 15,669.54-21,624.45-8,595.93

Finding the Fourth Proportional to 15,669.54, 21,624.45 and 8,595.93

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Solution

The fourth proportional to 15,669.54, 21,624.45 and 8,595.93 is: 11,862.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,669.54 : 21,624.45 = 8,595.93 : x
  2. Step 2: Convert to fraction form
    15,669.54/21,624.45 = 8,595.93/x
  3. Step 3: Cross multiply
    15,669.54x = 21,624.45 × 8,595.93
  4. Step 4: Simplify right side
    15,669.54x = 185,882,258.49
  5. Step 5: Solve for x
    x = 185,882,258.49/15,669.54
  6. Step 6: Final answer
    x = 11,862.65

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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.