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Finding the Fourth Proportional to 48,953.97, 73,430.82 and 13,893.66

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Solution

The fourth proportional to 48,953.97, 73,430.82 and 13,893.66 is: 20,840.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,953.97 : 73,430.82 = 13,893.66 : x
  2. Step 2: Convert to fraction form
    48,953.97/73,430.82 = 13,893.66/x
  3. Step 3: Cross multiply
    48,953.97x = 73,430.82 × 13,893.66
  4. Step 4: Simplify right side
    48,953.97x = 1,020,222,846.60
  5. Step 5: Solve for x
    x = 1,020,222,846.60/48,953.97
  6. Step 6: Final answer
    x = 20,840.45

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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.