Home / 16,975.86-23,420.97-10,258.89

Finding the Fourth Proportional to 16,975.86, 23,420.97 and 10,258.89

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Solution

The fourth proportional to 16,975.86, 23,420.97 and 10,258.89 is: 14,153.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.86 : 23,420.97 = 10,258.89 : x
  2. Step 2: Convert to fraction form
    16,975.86/23,420.97 = 10,258.89/x
  3. Step 3: Cross multiply
    16,975.86x = 23,420.97 × 10,258.89
  4. Step 4: Simplify right side
    16,975.86x = 240,273,154.92
  5. Step 5: Solve for x
    x = 240,273,154.92/16,975.86
  6. Step 6: Final answer
    x = 14,153.81

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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.