Home / 32,411.20-48,618.40-16,859.20

Finding the Fourth Proportional to 32,411.20, 48,618.40 and 16,859.20

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Solution

The fourth proportional to 32,411.20, 48,618.40 and 16,859.20 is: 25,289.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,411.20 : 48,618.40 = 16,859.20 : x
  2. Step 2: Convert to fraction form
    32,411.20/48,618.40 = 16,859.20/x
  3. Step 3: Cross multiply
    32,411.20x = 48,618.40 × 16,859.20
  4. Step 4: Simplify right side
    32,411.20x = 819,667,329.28
  5. Step 5: Solve for x
    x = 819,667,329.28/32,411.20
  6. Step 6: Final answer
    x = 25,289.63

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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.