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Finding the Fourth Proportional to 15,933.45, 23,866.71 and 7,605.08

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Solution

The fourth proportional to 15,933.45, 23,866.71 and 7,605.08 is: 11,391.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,933.45 : 23,866.71 = 7,605.08 : x
  2. Step 2: Convert to fraction form
    15,933.45/23,866.71 = 7,605.08/x
  3. Step 3: Cross multiply
    15,933.45x = 23,866.71 × 7,605.08
  4. Step 4: Simplify right side
    15,933.45x = 181,508,298.55
  5. Step 5: Solve for x
    x = 181,508,298.55/15,933.45
  6. Step 6: Final answer
    x = 11,391.65

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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.