Home / 28,835.28-39,794.06-16,259.76

Finding the Fourth Proportional to 28,835.28, 39,794.06 and 16,259.76

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Solution

The fourth proportional to 28,835.28, 39,794.06 and 16,259.76 is: 22,439.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.28 : 39,794.06 = 16,259.76 : x
  2. Step 2: Convert to fraction form
    28,835.28/39,794.06 = 16,259.76/x
  3. Step 3: Cross multiply
    28,835.28x = 39,794.06 × 16,259.76
  4. Step 4: Simplify right side
    28,835.28x = 647,041,865.03
  5. Step 5: Solve for x
    x = 647,041,865.03/28,835.28
  6. Step 6: Final answer
    x = 22,439.24

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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.