Home / 16,639.40-22,956.80-10,674.30

Finding the Fourth Proportional to 16,639.40, 22,956.80 and 10,674.30

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Solution

The fourth proportional to 16,639.40, 22,956.80 and 10,674.30 is: 14,726.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,639.40 : 22,956.80 = 10,674.30 : x
  2. Step 2: Convert to fraction form
    16,639.40/22,956.80 = 10,674.30/x
  3. Step 3: Cross multiply
    16,639.40x = 22,956.80 × 10,674.30
  4. Step 4: Simplify right side
    16,639.40x = 245,047,770.24
  5. Step 5: Solve for x
    x = 245,047,770.24/16,639.40
  6. Step 6: Final answer
    x = 14,726.96

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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.