Home / 50,971.91-76,440.51-19,374.35

Finding the Fourth Proportional to 50,971.91, 76,440.51 and 19,374.35

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Solution

The fourth proportional to 50,971.91, 76,440.51 and 19,374.35 is: 29,054.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,971.91 : 76,440.51 = 19,374.35 : x
  2. Step 2: Convert to fraction form
    50,971.91/76,440.51 = 19,374.35/x
  3. Step 3: Cross multiply
    50,971.91x = 76,440.51 × 19,374.35
  4. Step 4: Simplify right side
    50,971.91x = 1,480,984,812.72
  5. Step 5: Solve for x
    x = 1,480,984,812.72/50,971.91
  6. Step 6: Final answer
    x = 29,054.92

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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.