Home / 16,380.49-24,570.74-10,869.05

Finding the Fourth Proportional to 16,380.49, 24,570.74 and 10,869.05

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Solution

The fourth proportional to 16,380.49, 24,570.74 and 10,869.05 is: 16,303.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,380.49 : 24,570.74 = 10,869.05 : x
  2. Step 2: Convert to fraction form
    16,380.49/24,570.74 = 10,869.05/x
  3. Step 3: Cross multiply
    16,380.49x = 24,570.74 × 10,869.05
  4. Step 4: Simplify right side
    16,380.49x = 267,060,601.60
  5. Step 5: Solve for x
    x = 267,060,601.60/16,380.49
  6. Step 6: Final answer
    x = 16,303.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.