Home / 16,632.54-25,045.74-12,280.41

Finding the Fourth Proportional to 16,632.54, 25,045.74 and 12,280.41

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Solution

The fourth proportional to 16,632.54, 25,045.74 and 12,280.41 is: 18,492.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,632.54 : 25,045.74 = 12,280.41 : x
  2. Step 2: Convert to fraction form
    16,632.54/25,045.74 = 12,280.41/x
  3. Step 3: Cross multiply
    16,632.54x = 25,045.74 × 12,280.41
  4. Step 4: Simplify right side
    16,632.54x = 307,571,955.95
  5. Step 5: Solve for x
    x = 307,571,955.95/16,632.54
  6. Step 6: Final answer
    x = 18,492.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.