Home / 16,731.57-23,085.77-11,354.74

Finding the Fourth Proportional to 16,731.57, 23,085.77 and 11,354.74

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Solution

The fourth proportional to 16,731.57, 23,085.77 and 11,354.74 is: 15,666.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,731.57 : 23,085.77 = 11,354.74 : x
  2. Step 2: Convert to fraction form
    16,731.57/23,085.77 = 11,354.74/x
  3. Step 3: Cross multiply
    16,731.57x = 23,085.77 × 11,354.74
  4. Step 4: Simplify right side
    16,731.57x = 262,132,916.05
  5. Step 5: Solve for x
    x = 262,132,916.05/16,731.57
  6. Step 6: Final answer
    x = 15,666.96

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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.