Home / 16,630.05-24,981.53-12,275.49

Finding the Fourth Proportional to 16,630.05, 24,981.53 and 12,275.49

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Solution

The fourth proportional to 16,630.05, 24,981.53 and 12,275.49 is: 18,440.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,630.05 : 24,981.53 = 12,275.49 : x
  2. Step 2: Convert to fraction form
    16,630.05/24,981.53 = 12,275.49/x
  3. Step 3: Cross multiply
    16,630.05x = 24,981.53 × 12,275.49
  4. Step 4: Simplify right side
    16,630.05x = 306,660,460.32
  5. Step 5: Solve for x
    x = 306,660,460.32/16,630.05
  6. Step 6: Final answer
    x = 18,440.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.