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Finding the Fourth Proportional to 15,653.64, 23,484.09 and 4,561.50

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Solution

The fourth proportional to 15,653.64, 23,484.09 and 4,561.50 is: 6,843.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,653.64 : 23,484.09 = 4,561.50 : x
  2. Step 2: Convert to fraction form
    15,653.64/23,484.09 = 4,561.50/x
  3. Step 3: Cross multiply
    15,653.64x = 23,484.09 × 4,561.50
  4. Step 4: Simplify right side
    15,653.64x = 107,122,676.54
  5. Step 5: Solve for x
    x = 107,122,676.54/15,653.64
  6. Step 6: Final answer
    x = 6,843.31

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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.