Home / 27,440.92-37,870.37-16,689.99

Finding the Fourth Proportional to 27,440.92, 37,870.37 and 16,689.99

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Solution

The fourth proportional to 27,440.92, 37,870.37 and 16,689.99 is: 23,033.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,440.92 : 37,870.37 = 16,689.99 : x
  2. Step 2: Convert to fraction form
    27,440.92/37,870.37 = 16,689.99/x
  3. Step 3: Cross multiply
    27,440.92x = 37,870.37 × 16,689.99
  4. Step 4: Simplify right side
    27,440.92x = 632,056,096.60
  5. Step 5: Solve for x
    x = 632,056,096.60/27,440.92
  6. Step 6: Final answer
    x = 23,033.34

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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.