Home / 23,390.46-32,277.14-12,777.84

Finding the Fourth Proportional to 23,390.46, 32,277.14 and 12,777.84

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Solution

The fourth proportional to 23,390.46, 32,277.14 and 12,777.84 is: 17,632.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,390.46 : 32,277.14 = 12,777.84 : x
  2. Step 2: Convert to fraction form
    23,390.46/32,277.14 = 12,777.84/x
  3. Step 3: Cross multiply
    23,390.46x = 32,277.14 × 12,777.84
  4. Step 4: Simplify right side
    23,390.46x = 412,432,130.58
  5. Step 5: Solve for x
    x = 412,432,130.58/23,390.46
  6. Step 6: Final answer
    x = 17,632.49

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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.