Home / 23,710.84-32,728.26-15,325.72

Finding the Fourth Proportional to 23,710.84, 32,728.26 and 15,325.72

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Solution

The fourth proportional to 23,710.84, 32,728.26 and 15,325.72 is: 21,154.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,710.84 : 32,728.26 = 15,325.72 : x
  2. Step 2: Convert to fraction form
    23,710.84/32,728.26 = 15,325.72/x
  3. Step 3: Cross multiply
    23,710.84x = 32,728.26 × 15,325.72
  4. Step 4: Simplify right side
    23,710.84x = 501,584,148.85
  5. Step 5: Solve for x
    x = 501,584,148.85/23,710.84
  6. Step 6: Final answer
    x = 21,154.21

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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.