Home / 15,632.25-21,573.05-8,558.73

Finding the Fourth Proportional to 15,632.25, 21,573.05 and 8,558.73

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Solution

The fourth proportional to 15,632.25, 21,573.05 and 8,558.73 is: 11,811.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,632.25 : 21,573.05 = 8,558.73 : x
  2. Step 2: Convert to fraction form
    15,632.25/21,573.05 = 8,558.73/x
  3. Step 3: Cross multiply
    15,632.25x = 21,573.05 × 8,558.73
  4. Step 4: Simplify right side
    15,632.25x = 184,637,910.23
  5. Step 5: Solve for x
    x = 184,637,910.23/15,632.25
  6. Step 6: Final answer
    x = 11,811.35

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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.