Home / 15,973.61-23,961.85-4,286.75

Finding the Fourth Proportional to 15,973.61, 23,961.85 and 4,286.75

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Solution

The fourth proportional to 15,973.61, 23,961.85 and 4,286.75 is: 6,430.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,973.61 : 23,961.85 = 4,286.75 : x
  2. Step 2: Convert to fraction form
    15,973.61/23,961.85 = 4,286.75/x
  3. Step 3: Cross multiply
    15,973.61x = 23,961.85 × 4,286.75
  4. Step 4: Simplify right side
    15,973.61x = 102,718,329.96
  5. Step 5: Solve for x
    x = 102,718,329.96/15,973.61
  6. Step 6: Final answer
    x = 6,430.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.