Home / 23,025.52-31,772.95-12,953.72

Finding the Fourth Proportional to 23,025.52, 31,772.95 and 12,953.72

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Solution

The fourth proportional to 23,025.52, 31,772.95 and 12,953.72 is: 17,874.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,025.52 : 31,772.95 = 12,953.72 : x
  2. Step 2: Convert to fraction form
    23,025.52/31,772.95 = 12,953.72/x
  3. Step 3: Cross multiply
    23,025.52x = 31,772.95 × 12,953.72
  4. Step 4: Simplify right side
    23,025.52x = 411,577,897.87
  5. Step 5: Solve for x
    x = 411,577,897.87/23,025.52
  6. Step 6: Final answer
    x = 17,874.86

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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.