Home / 27,515.84-37,956-16,752.32

Finding the Fourth Proportional to 27,515.84, 37,956 and 16,752.32

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Solution

The fourth proportional to 27,515.84, 37,956 and 16,752.32 is: 23,108.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,515.84 : 37,956 = 16,752.32 : x
  2. Step 2: Convert to fraction form
    27,515.84/37,956 = 16,752.32/x
  3. Step 3: Cross multiply
    27,515.84x = 37,956 × 16,752.32
  4. Step 4: Simplify right side
    27,515.84x = 635,851,057.92
  5. Step 5: Solve for x
    x = 635,851,057.92/27,515.84
  6. Step 6: Final answer
    x = 23,108.55

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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.