Home / 27,474.72-37,916.01-17,920.86

Finding the Fourth Proportional to 27,474.72, 37,916.01 and 17,920.86

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Solution

The fourth proportional to 27,474.72, 37,916.01 and 17,920.86 is: 24,731.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,474.72 : 37,916.01 = 17,920.86 : x
  2. Step 2: Convert to fraction form
    27,474.72/37,916.01 = 17,920.86/x
  3. Step 3: Cross multiply
    27,474.72x = 37,916.01 × 17,920.86
  4. Step 4: Simplify right side
    27,474.72x = 679,487,506.97
  5. Step 5: Solve for x
    x = 679,487,506.97/27,474.72
  6. Step 6: Final answer
    x = 24,731.37

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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.