Home / 16,708.60-23,057.73-9,154.78

Finding the Fourth Proportional to 16,708.60, 23,057.73 and 9,154.78

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Solution

The fourth proportional to 16,708.60, 23,057.73 and 9,154.78 is: 12,633.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,708.60 : 23,057.73 = 9,154.78 : x
  2. Step 2: Convert to fraction form
    16,708.60/23,057.73 = 9,154.78/x
  3. Step 3: Cross multiply
    16,708.60x = 23,057.73 × 9,154.78
  4. Step 4: Simplify right side
    16,708.60x = 211,088,445.45
  5. Step 5: Solve for x
    x = 211,088,445.45/16,708.60
  6. Step 6: Final answer
    x = 12,633.52

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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.