Home / 18,784.32-25,925.21-10,717.94

Finding the Fourth Proportional to 18,784.32, 25,925.21 and 10,717.94

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Solution

The fourth proportional to 18,784.32, 25,925.21 and 10,717.94 is: 14,792.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,784.32 : 25,925.21 = 10,717.94 : x
  2. Step 2: Convert to fraction form
    18,784.32/25,925.21 = 10,717.94/x
  3. Step 3: Cross multiply
    18,784.32x = 25,925.21 × 10,717.94
  4. Step 4: Simplify right side
    18,784.32x = 277,864,715.64
  5. Step 5: Solve for x
    x = 277,864,715.64/18,784.32
  6. Step 6: Final answer
    x = 14,792.38

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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.