Home / 51,950.16-71,690.27-29,288.79

Finding the Fourth Proportional to 51,950.16, 71,690.27 and 29,288.79

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Solution

The fourth proportional to 51,950.16, 71,690.27 and 29,288.79 is: 40,417.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,950.16 : 71,690.27 = 29,288.79 : x
  2. Step 2: Convert to fraction form
    51,950.16/71,690.27 = 29,288.79/x
  3. Step 3: Cross multiply
    51,950.16x = 71,690.27 × 29,288.79
  4. Step 4: Simplify right side
    51,950.16x = 2,099,721,116.63
  5. Step 5: Solve for x
    x = 2,099,721,116.63/51,950.16
  6. Step 6: Final answer
    x = 40,417.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.