Home / 23,511.06-32,446.98-12,900.87

Finding the Fourth Proportional to 23,511.06, 32,446.98 and 12,900.87

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Solution

The fourth proportional to 23,511.06, 32,446.98 and 12,900.87 is: 17,804.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,511.06 : 32,446.98 = 12,900.87 : x
  2. Step 2: Convert to fraction form
    23,511.06/32,446.98 = 12,900.87/x
  3. Step 3: Cross multiply
    23,511.06x = 32,446.98 × 12,900.87
  4. Step 4: Simplify right side
    23,511.06x = 418,594,270.87
  5. Step 5: Solve for x
    x = 418,594,270.87/23,511.06
  6. Step 6: Final answer
    x = 17,804.14

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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.