Home / 23,438.15-32,344.21-12,827.57

Finding the Fourth Proportional to 23,438.15, 32,344.21 and 12,827.57

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Solution

The fourth proportional to 23,438.15, 32,344.21 and 12,827.57 is: 17,701.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,438.15 : 32,344.21 = 12,827.57 : x
  2. Step 2: Convert to fraction form
    23,438.15/32,344.21 = 12,827.57/x
  3. Step 3: Cross multiply
    23,438.15x = 32,344.21 × 12,827.57
  4. Step 4: Simplify right side
    23,438.15x = 414,897,617.87
  5. Step 5: Solve for x
    x = 414,897,617.87/23,438.15
  6. Step 6: Final answer
    x = 17,701.81

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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.