Home / 24,734.40-34,109.28-20,529.60

Finding the Fourth Proportional to 24,734.40, 34,109.28 and 20,529.60

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Solution

The fourth proportional to 24,734.40, 34,109.28 and 20,529.60 is: 28,310.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,734.40 : 34,109.28 = 20,529.60 : x
  2. Step 2: Convert to fraction form
    24,734.40/34,109.28 = 20,529.60/x
  3. Step 3: Cross multiply
    24,734.40x = 34,109.28 × 20,529.60
  4. Step 4: Simplify right side
    24,734.40x = 700,249,874.69
  5. Step 5: Solve for x
    x = 700,249,874.69/24,734.40
  6. Step 6: Final answer
    x = 28,310.77

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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.