Home / 48,302.73-72,450.59-13,239.63

Finding the Fourth Proportional to 48,302.73, 72,450.59 and 13,239.63

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Solution

The fourth proportional to 48,302.73, 72,450.59 and 13,239.63 is: 19,858.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,302.73 : 72,450.59 = 13,239.63 : x
  2. Step 2: Convert to fraction form
    48,302.73/72,450.59 = 13,239.63/x
  3. Step 3: Cross multiply
    48,302.73x = 72,450.59 × 13,239.63
  4. Step 4: Simplify right side
    48,302.73x = 959,218,938.68
  5. Step 5: Solve for x
    x = 959,218,938.68/48,302.73
  6. Step 6: Final answer
    x = 19,858.48

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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.