Home / 16,707.87-23,056.85-9,154.68

Finding the Fourth Proportional to 16,707.87, 23,056.85 and 9,154.68

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Solution

The fourth proportional to 16,707.87, 23,056.85 and 9,154.68 is: 12,633.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,707.87 : 23,056.85 = 9,154.68 : x
  2. Step 2: Convert to fraction form
    16,707.87/23,056.85 = 9,154.68/x
  3. Step 3: Cross multiply
    16,707.87x = 23,056.85 × 9,154.68
  4. Step 4: Simplify right side
    16,707.87x = 211,078,083.56
  5. Step 5: Solve for x
    x = 211,078,083.56/16,707.87
  6. Step 6: Final answer
    x = 12,633.45

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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.