Home / 27,925.80-38,576.82-25,403.46

Finding the Fourth Proportional to 27,925.80, 38,576.82 and 25,403.46

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Solution

The fourth proportional to 27,925.80, 38,576.82 and 25,403.46 is: 35,092.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,925.80 : 38,576.82 = 25,403.46 : x
  2. Step 2: Convert to fraction form
    27,925.80/38,576.82 = 25,403.46/x
  3. Step 3: Cross multiply
    27,925.80x = 38,576.82 × 25,403.46
  4. Step 4: Simplify right side
    27,925.80x = 979,984,510.91
  5. Step 5: Solve for x
    x = 979,984,510.91/27,925.80
  6. Step 6: Final answer
    x = 35,092.45

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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.