Home / 27,295.38-37,669.80-15,357.96

Finding the Fourth Proportional to 27,295.38, 37,669.80 and 15,357.96

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Solution

The fourth proportional to 27,295.38, 37,669.80 and 15,357.96 is: 21,195.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,295.38 : 37,669.80 = 15,357.96 : x
  2. Step 2: Convert to fraction form
    27,295.38/37,669.80 = 15,357.96/x
  3. Step 3: Cross multiply
    27,295.38x = 37,669.80 × 15,357.96
  4. Step 4: Simplify right side
    27,295.38x = 578,531,281.61
  5. Step 5: Solve for x
    x = 578,531,281.61/27,295.38
  6. Step 6: Final answer
    x = 21,195.21

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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.