Home / 27,852.24-38,435.40-15,914.82

Finding the Fourth Proportional to 27,852.24, 38,435.40 and 15,914.82

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Solution

The fourth proportional to 27,852.24, 38,435.40 and 15,914.82 is: 21,962.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,852.24 : 38,435.40 = 15,914.82 : x
  2. Step 2: Convert to fraction form
    27,852.24/38,435.40 = 15,914.82/x
  3. Step 3: Cross multiply
    27,852.24x = 38,435.40 × 15,914.82
  4. Step 4: Simplify right side
    27,852.24x = 611,692,472.63
  5. Step 5: Solve for x
    x = 611,692,472.63/27,852.24
  6. Step 6: Final answer
    x = 21,962.06

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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.