Home / 50,971.47-76,457.25-19,374.10

Finding the Fourth Proportional to 50,971.47, 76,457.25 and 19,374.10

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Solution

The fourth proportional to 50,971.47, 76,457.25 and 19,374.10 is: 29,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.47 : 76,457.25 = 19,374.10 : x
  2. Step 2: Convert to fraction form
    50,971.47/76,457.25 = 19,374.10/x
  3. Step 3: Cross multiply
    50,971.47x = 76,457.25 × 19,374.10
  4. Step 4: Simplify right side
    50,971.47x = 1,481,290,407.23
  5. Step 5: Solve for x
    x = 1,481,290,407.23/50,971.47
  6. Step 6: Final answer
    x = 29,061.17

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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.