Home / 16,712.87-23,062.74-9,157.70

Finding the Fourth Proportional to 16,712.87, 23,062.74 and 9,157.70

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Solution

The fourth proportional to 16,712.87, 23,062.74 and 9,157.70 is: 12,637.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,712.87 : 23,062.74 = 9,157.70 : x
  2. Step 2: Convert to fraction form
    16,712.87/23,062.74 = 9,157.70/x
  3. Step 3: Cross multiply
    16,712.87x = 23,062.74 × 9,157.70
  4. Step 4: Simplify right side
    16,712.87x = 211,201,538.78
  5. Step 5: Solve for x
    x = 211,201,538.78/16,712.87
  6. Step 6: Final answer
    x = 12,637.06

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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.