Home / 27,639.34-38,148.45-17,565.82

Finding the Fourth Proportional to 27,639.34, 38,148.45 and 17,565.82

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Solution

The fourth proportional to 27,639.34, 38,148.45 and 17,565.82 is: 24,244.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,639.34 : 38,148.45 = 17,565.82 : x
  2. Step 2: Convert to fraction form
    27,639.34/38,148.45 = 17,565.82/x
  3. Step 3: Cross multiply
    27,639.34x = 38,148.45 × 17,565.82
  4. Step 4: Simplify right side
    27,639.34x = 670,108,805.98
  5. Step 5: Solve for x
    x = 670,108,805.98/27,639.34
  6. Step 6: Final answer
    x = 24,244.75

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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.