Home / 23,292.20-32,143.38-12,681.82

Finding the Fourth Proportional to 23,292.20, 32,143.38 and 12,681.82

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Solution

The fourth proportional to 23,292.20, 32,143.38 and 12,681.82 is: 17,500.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,292.20 : 32,143.38 = 12,681.82 : x
  2. Step 2: Convert to fraction form
    23,292.20/32,143.38 = 12,681.82/x
  3. Step 3: Cross multiply
    23,292.20x = 32,143.38 × 12,681.82
  4. Step 4: Simplify right side
    23,292.20x = 407,636,559.35
  5. Step 5: Solve for x
    x = 407,636,559.35/23,292.20
  6. Step 6: Final answer
    x = 17,500.99

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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.