Home / 16,322.40-22,507.80-12,082.37

Finding the Fourth Proportional to 16,322.40, 22,507.80 and 12,082.37

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Solution

The fourth proportional to 16,322.40, 22,507.80 and 12,082.37 is: 16,661.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,322.40 : 22,507.80 = 12,082.37 : x
  2. Step 2: Convert to fraction form
    16,322.40/22,507.80 = 12,082.37/x
  3. Step 3: Cross multiply
    16,322.40x = 22,507.80 × 12,082.37
  4. Step 4: Simplify right side
    16,322.40x = 271,947,454.95
  5. Step 5: Solve for x
    x = 271,947,454.95/16,322.40
  6. Step 6: Final answer
    x = 16,661.00

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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.