Home / 27,916.58-38,508.80-16,732.10

Finding the Fourth Proportional to 27,916.58, 38,508.80 and 16,732.10

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Solution

The fourth proportional to 27,916.58, 38,508.80 and 16,732.10 is: 23,080.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,916.58 : 38,508.80 = 16,732.10 : x
  2. Step 2: Convert to fraction form
    27,916.58/38,508.80 = 16,732.10/x
  3. Step 3: Cross multiply
    27,916.58x = 38,508.80 × 16,732.10
  4. Step 4: Simplify right side
    27,916.58x = 644,333,092.48
  5. Step 5: Solve for x
    x = 644,333,092.48/27,916.58
  6. Step 6: Final answer
    x = 23,080.66

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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.