Home / 27,511.26-37,965.85-15,574.34

Finding the Fourth Proportional to 27,511.26, 37,965.85 and 15,574.34

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Solution

The fourth proportional to 27,511.26, 37,965.85 and 15,574.34 is: 21,492.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,511.26 : 37,965.85 = 15,574.34 : x
  2. Step 2: Convert to fraction form
    27,511.26/37,965.85 = 15,574.34/x
  3. Step 3: Cross multiply
    27,511.26x = 37,965.85 × 15,574.34
  4. Step 4: Simplify right side
    27,511.26x = 591,293,056.29
  5. Step 5: Solve for x
    x = 591,293,056.29/27,511.26
  6. Step 6: Final answer
    x = 21,492.77

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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.