Home / 16,827.71-23,208.61-14,806.76

Finding the Fourth Proportional to 16,827.71, 23,208.61 and 14,806.76

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Solution

The fourth proportional to 16,827.71, 23,208.61 and 14,806.76 is: 20,421.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,827.71 : 23,208.61 = 14,806.76 : x
  2. Step 2: Convert to fraction form
    16,827.71/23,208.61 = 14,806.76/x
  3. Step 3: Cross multiply
    16,827.71x = 23,208.61 × 14,806.76
  4. Step 4: Simplify right side
    16,827.71x = 343,644,244.17
  5. Step 5: Solve for x
    x = 343,644,244.17/16,827.71
  6. Step 6: Final answer
    x = 20,421.33

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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.