Home / 23,025.92-31,774.07-12,817.34

Finding the Fourth Proportional to 23,025.92, 31,774.07 and 12,817.34

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Solution

The fourth proportional to 23,025.92, 31,774.07 and 12,817.34 is: 17,686.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,025.92 : 31,774.07 = 12,817.34 : x
  2. Step 2: Convert to fraction form
    23,025.92/31,774.07 = 12,817.34/x
  3. Step 3: Cross multiply
    23,025.92x = 31,774.07 × 12,817.34
  4. Step 4: Simplify right side
    23,025.92x = 407,259,050.70
  5. Step 5: Solve for x
    x = 407,259,050.70/23,025.92
  6. Step 6: Final answer
    x = 17,686.98

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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.