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Finding the Fourth Proportional to 46,372, 63,993.36 and 26,500

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Solution

The fourth proportional to 46,372, 63,993.36 and 26,500 is: 36,570

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,372 : 63,993.36 = 26,500 : x
  2. Step 2: Convert to fraction form
    46,372/63,993.36 = 26,500/x
  3. Step 3: Cross multiply
    46,372x = 63,993.36 × 26,500
  4. Step 4: Simplify right side
    46,372x = 1,695,824,040
  5. Step 5: Solve for x
    x = 1,695,824,040/46,372
  6. Step 6: Final answer
    x = 36,570

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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.