Home / 50,760.65-76,117.29-19,146.35

Finding the Fourth Proportional to 50,760.65, 76,117.29 and 19,146.35

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Solution

The fourth proportional to 50,760.65, 76,117.29 and 19,146.35 is: 28,710.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,760.65 : 76,117.29 = 19,146.35 : x
  2. Step 2: Convert to fraction form
    50,760.65/76,117.29 = 19,146.35/x
  3. Step 3: Cross multiply
    50,760.65x = 76,117.29 × 19,146.35
  4. Step 4: Simplify right side
    50,760.65x = 1,457,368,393.89
  5. Step 5: Solve for x
    x = 1,457,368,393.89/50,760.65
  6. Step 6: Final answer
    x = 28,710.59

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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.