Home / 38,486.34-57,623.00-19,725.93

Finding the Fourth Proportional to 38,486.34, 57,623.00 and 19,725.93

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Solution

The fourth proportional to 38,486.34, 57,623.00 and 19,725.93 is: 29,534.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,486.34 : 57,623.00 = 19,725.93 : x
  2. Step 2: Convert to fraction form
    38,486.34/57,623.00 = 19,725.93/x
  3. Step 3: Cross multiply
    38,486.34x = 57,623.00 × 19,725.93
  4. Step 4: Simplify right side
    38,486.34x = 1,136,667,165.76
  5. Step 5: Solve for x
    x = 1,136,667,165.76/38,486.34
  6. Step 6: Final answer
    x = 29,534.30

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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.