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Finding the Fourth Proportional to 16,459.54, 22,710.54 and 9,741.82

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Solution

The fourth proportional to 16,459.54, 22,710.54 and 9,741.82 is: 13,441.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,459.54 : 22,710.54 = 9,741.82 : x
  2. Step 2: Convert to fraction form
    16,459.54/22,710.54 = 9,741.82/x
  3. Step 3: Cross multiply
    16,459.54x = 22,710.54 × 9,741.82
  4. Step 4: Simplify right side
    16,459.54x = 221,241,992.78
  5. Step 5: Solve for x
    x = 221,241,992.78/16,459.54
  6. Step 6: Final answer
    x = 13,441.57

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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.