Home / 16,205.40-24,275.70-9,271.80

Finding the Fourth Proportional to 16,205.40, 24,275.70 and 9,271.80

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Solution

The fourth proportional to 16,205.40, 24,275.70 and 9,271.80 is: 13,889.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,205.40 : 24,275.70 = 9,271.80 : x
  2. Step 2: Convert to fraction form
    16,205.40/24,275.70 = 9,271.80/x
  3. Step 3: Cross multiply
    16,205.40x = 24,275.70 × 9,271.80
  4. Step 4: Simplify right side
    16,205.40x = 225,079,435.26
  5. Step 5: Solve for x
    x = 225,079,435.26/16,205.40
  6. Step 6: Final answer
    x = 13,889.16

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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.