Home / 23,143.24-31,937.70-12,532.96

Finding the Fourth Proportional to 23,143.24, 31,937.70 and 12,532.96

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Solution

The fourth proportional to 23,143.24, 31,937.70 and 12,532.96 is: 17,295.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,143.24 : 31,937.70 = 12,532.96 : x
  2. Step 2: Convert to fraction form
    23,143.24/31,937.70 = 12,532.96/x
  3. Step 3: Cross multiply
    23,143.24x = 31,937.70 × 12,532.96
  4. Step 4: Simplify right side
    23,143.24x = 400,273,916.59
  5. Step 5: Solve for x
    x = 400,273,916.59/23,143.24
  6. Step 6: Final answer
    x = 17,295.50

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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.