Home / 27,257.84-37,612.44-15,774.74

Finding the Fourth Proportional to 27,257.84, 37,612.44 and 15,774.74

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Solution

The fourth proportional to 27,257.84, 37,612.44 and 15,774.74 is: 21,767.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,257.84 : 37,612.44 = 15,774.74 : x
  2. Step 2: Convert to fraction form
    27,257.84/37,612.44 = 15,774.74/x
  3. Step 3: Cross multiply
    27,257.84x = 37,612.44 × 15,774.74
  4. Step 4: Simplify right side
    27,257.84x = 593,326,461.77
  5. Step 5: Solve for x
    x = 593,326,461.77/27,257.84
  6. Step 6: Final answer
    x = 21,767.19

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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.