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Finding the Fourth Proportional to 15,952.88, 23,927.64 and 4,267.28

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Solution

The fourth proportional to 15,952.88, 23,927.64 and 4,267.28 is: 6,400.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,952.88 : 23,927.64 = 4,267.28 : x
  2. Step 2: Convert to fraction form
    15,952.88/23,927.64 = 4,267.28/x
  3. Step 3: Cross multiply
    15,952.88x = 23,927.64 × 4,267.28
  4. Step 4: Simplify right side
    15,952.88x = 102,105,939.62
  5. Step 5: Solve for x
    x = 102,105,939.62/15,952.88
  6. Step 6: Final answer
    x = 6,400.47

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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.