Home / 15,743.61-23,615.70-4,650.51

Finding the Fourth Proportional to 15,743.61, 23,615.70 and 4,650.51

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Solution

The fourth proportional to 15,743.61, 23,615.70 and 4,650.51 is: 6,975.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,743.61 : 23,615.70 = 4,650.51 : x
  2. Step 2: Convert to fraction form
    15,743.61/23,615.70 = 4,650.51/x
  3. Step 3: Cross multiply
    15,743.61x = 23,615.70 × 4,650.51
  4. Step 4: Simplify right side
    15,743.61x = 109,825,049.01
  5. Step 5: Solve for x
    x = 109,825,049.01/15,743.61
  6. Step 6: Final answer
    x = 6,975.85

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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.