Home / 25,015.04-34,497.28-15,576.96

Finding the Fourth Proportional to 25,015.04, 34,497.28 and 15,576.96

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Solution

The fourth proportional to 25,015.04, 34,497.28 and 15,576.96 is: 21,481.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,015.04 : 34,497.28 = 15,576.96 : x
  2. Step 2: Convert to fraction form
    25,015.04/34,497.28 = 15,576.96/x
  3. Step 3: Cross multiply
    25,015.04x = 34,497.28 × 15,576.96
  4. Step 4: Simplify right side
    25,015.04x = 537,362,750.67
  5. Step 5: Solve for x
    x = 537,362,750.67/25,015.04
  6. Step 6: Final answer
    x = 21,481.59

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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.