Home / 16,989.72-25,312.35-16,153.23

Finding the Fourth Proportional to 16,989.72, 25,312.35 and 16,153.23

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Solution

The fourth proportional to 16,989.72, 25,312.35 and 16,153.23 is: 24,066.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,989.72 : 25,312.35 = 16,153.23 : x
  2. Step 2: Convert to fraction form
    16,989.72/25,312.35 = 16,153.23/x
  3. Step 3: Cross multiply
    16,989.72x = 25,312.35 × 16,153.23
  4. Step 4: Simplify right side
    16,989.72x = 408,876,211.39
  5. Step 5: Solve for x
    x = 408,876,211.39/16,989.72
  6. Step 6: Final answer
    x = 24,066.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.