Home / 21,748.42-32,599.68-8,582.68

Finding the Fourth Proportional to 21,748.42, 32,599.68 and 8,582.68

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Solution

The fourth proportional to 21,748.42, 32,599.68 and 8,582.68 is: 12,864.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,748.42 : 32,599.68 = 8,582.68 : x
  2. Step 2: Convert to fraction form
    21,748.42/32,599.68 = 8,582.68/x
  3. Step 3: Cross multiply
    21,748.42x = 32,599.68 × 8,582.68
  4. Step 4: Simplify right side
    21,748.42x = 279,792,621.54
  5. Step 5: Solve for x
    x = 279,792,621.54/21,748.42
  6. Step 6: Final answer
    x = 12,864.96

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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.