Home / 16,416.54-22,665.42-12,632.76

Finding the Fourth Proportional to 16,416.54, 22,665.42 and 12,632.76

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Solution

The fourth proportional to 16,416.54, 22,665.42 and 12,632.76 is: 17,441.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,416.54 : 22,665.42 = 12,632.76 : x
  2. Step 2: Convert to fraction form
    16,416.54/22,665.42 = 12,632.76/x
  3. Step 3: Cross multiply
    16,416.54x = 22,665.42 × 12,632.76
  4. Step 4: Simplify right side
    16,416.54x = 286,326,811.16
  5. Step 5: Solve for x
    x = 286,326,811.16/16,416.54
  6. Step 6: Final answer
    x = 17,441.36

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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.