Home / 51,664.16-71,298.91-28,694.07

Finding the Fourth Proportional to 51,664.16, 71,298.91 and 28,694.07

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Solution

The fourth proportional to 51,664.16, 71,298.91 and 28,694.07 is: 39,599.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,664.16 : 71,298.91 = 28,694.07 : x
  2. Step 2: Convert to fraction form
    51,664.16/71,298.91 = 28,694.07/x
  3. Step 3: Cross multiply
    51,664.16x = 71,298.91 × 28,694.07
  4. Step 4: Simplify right side
    51,664.16x = 2,045,855,842.73
  5. Step 5: Solve for x
    x = 2,045,855,842.73/51,664.16
  6. Step 6: Final answer
    x = 39,599.13

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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.