Home / 18,477.54-25,492.68-10,517.76

Finding the Fourth Proportional to 18,477.54, 25,492.68 and 10,517.76

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Solution

The fourth proportional to 18,477.54, 25,492.68 and 10,517.76 is: 14,510.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,477.54 : 25,492.68 = 10,517.76 : x
  2. Step 2: Convert to fraction form
    18,477.54/25,492.68 = 10,517.76/x
  3. Step 3: Cross multiply
    18,477.54x = 25,492.68 × 10,517.76
  4. Step 4: Simplify right side
    18,477.54x = 268,125,890.00
  5. Step 5: Solve for x
    x = 268,125,890.00/18,477.54
  6. Step 6: Final answer
    x = 14,510.91

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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.